Home / 3,010.82-4,155.04-1,684.76

Finding the Fourth Proportional to 3,010.82, 4,155.04 and 1,684.76

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Solution

The fourth proportional to 3,010.82, 4,155.04 and 1,684.76 is: 2,325.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.82 : 4,155.04 = 1,684.76 : x
  2. Step 2: Convert to fraction form
    3,010.82/4,155.04 = 1,684.76/x
  3. Step 3: Cross multiply
    3,010.82x = 4,155.04 × 1,684.76
  4. Step 4: Simplify right side
    3,010.82x = 7,000,245.19
  5. Step 5: Solve for x
    x = 7,000,245.19/3,010.82
  6. Step 6: Final answer
    x = 2,325.03

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,011.82, 4,156.42 and 1,685.76
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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.