Home / 10,742.27-16,113.42-3,347.19

Finding the Fourth Proportional to 10,742.27, 16,113.42 and 3,347.19

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Solution

The fourth proportional to 10,742.27, 16,113.42 and 3,347.19 is: 5,020.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.27 : 16,113.42 = 3,347.19 : x
  2. Step 2: Convert to fraction form
    10,742.27/16,113.42 = 3,347.19/x
  3. Step 3: Cross multiply
    10,742.27x = 16,113.42 × 3,347.19
  4. Step 4: Simplify right side
    10,742.27x = 53,934,678.29
  5. Step 5: Solve for x
    x = 53,934,678.29/10,742.27
  6. Step 6: Final answer
    x = 5,020.79

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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.