Home / 10,089.90-13,924.02-5,614.08

Finding the Fourth Proportional to 10,089.90, 13,924.02 and 5,614.08

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Solution

The fourth proportional to 10,089.90, 13,924.02 and 5,614.08 is: 7,747.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089.90 : 13,924.02 = 5,614.08 : x
  2. Step 2: Convert to fraction form
    10,089.90/13,924.02 = 5,614.08/x
  3. Step 3: Cross multiply
    10,089.90x = 13,924.02 × 5,614.08
  4. Step 4: Simplify right side
    10,089.90x = 78,170,562.20
  5. Step 5: Solve for x
    x = 78,170,562.20/10,089.90
  6. Step 6: Final answer
    x = 7,747.41

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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.