Home / 10,189.26-14,061.53-5,712.93

Finding the Fourth Proportional to 10,189.26, 14,061.53 and 5,712.93

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Solution

The fourth proportional to 10,189.26, 14,061.53 and 5,712.93 is: 7,884.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,189.26 : 14,061.53 = 5,712.93 : x
  2. Step 2: Convert to fraction form
    10,189.26/14,061.53 = 5,712.93/x
  3. Step 3: Cross multiply
    10,189.26x = 14,061.53 × 5,712.93
  4. Step 4: Simplify right side
    10,189.26x = 80,332,550.87
  5. Step 5: Solve for x
    x = 80,332,550.87/10,189.26
  6. Step 6: Final answer
    x = 7,884.04

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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.