Home / 5,728.13-8,593.53-1,779.18

Finding the Fourth Proportional to 5,728.13, 8,593.53 and 1,779.18

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Solution

The fourth proportional to 5,728.13, 8,593.53 and 1,779.18 is: 2,669.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728.13 : 8,593.53 = 1,779.18 : x
  2. Step 2: Convert to fraction form
    5,728.13/8,593.53 = 1,779.18/x
  3. Step 3: Cross multiply
    5,728.13x = 8,593.53 × 1,779.18
  4. Step 4: Simplify right side
    5,728.13x = 15,289,436.71
  5. Step 5: Solve for x
    x = 15,289,436.71/5,728.13
  6. Step 6: Final answer
    x = 2,669.19

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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.