Home / 5,347.04-8,020.58-1,649.15

Finding the Fourth Proportional to 5,347.04, 8,020.58 and 1,649.15

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Solution

The fourth proportional to 5,347.04, 8,020.58 and 1,649.15 is: 2,473.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.04 : 8,020.58 = 1,649.15 : x
  2. Step 2: Convert to fraction form
    5,347.04/8,020.58 = 1,649.15/x
  3. Step 3: Cross multiply
    5,347.04x = 8,020.58 × 1,649.15
  4. Step 4: Simplify right side
    5,347.04x = 13,227,139.51
  5. Step 5: Solve for x
    x = 13,227,139.51/5,347.04
  6. Step 6: Final answer
    x = 2,473.73

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.