Home / 3,070.04-4,236.58-1,672.76

Finding the Fourth Proportional to 3,070.04, 4,236.58 and 1,672.76

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Solution

The fourth proportional to 3,070.04, 4,236.58 and 1,672.76 is: 2,308.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.04 : 4,236.58 = 1,672.76 : x
  2. Step 2: Convert to fraction form
    3,070.04/4,236.58 = 1,672.76/x
  3. Step 3: Cross multiply
    3,070.04x = 4,236.58 × 1,672.76
  4. Step 4: Simplify right side
    3,070.04x = 7,086,781.56
  5. Step 5: Solve for x
    x = 7,086,781.56/3,070.04
  6. Step 6: Final answer
    x = 2,308.37

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,071.04, 4,237.96 and 1,673.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.