Home / 10,559.10-15,838.65-4,727.10

Finding the Fourth Proportional to 10,559.10, 15,838.65 and 4,727.10

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Solution

The fourth proportional to 10,559.10, 15,838.65 and 4,727.10 is: 7,090.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.10 : 15,838.65 = 4,727.10 : x
  2. Step 2: Convert to fraction form
    10,559.10/15,838.65 = 4,727.10/x
  3. Step 3: Cross multiply
    10,559.10x = 15,838.65 × 4,727.10
  4. Step 4: Simplify right side
    10,559.10x = 74,870,882.42
  5. Step 5: Solve for x
    x = 74,870,882.42/10,559.10
  6. Step 6: Final answer
    x = 7,090.65

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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.