Home / 9,001.18-12,421.74-5,022.52

Finding the Fourth Proportional to 9,001.18, 12,421.74 and 5,022.52

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Solution

The fourth proportional to 9,001.18, 12,421.74 and 5,022.52 is: 6,931.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.18 : 12,421.74 = 5,022.52 : x
  2. Step 2: Convert to fraction form
    9,001.18/12,421.74 = 5,022.52/x
  3. Step 3: Cross multiply
    9,001.18x = 12,421.74 × 5,022.52
  4. Step 4: Simplify right side
    9,001.18x = 62,388,437.58
  5. Step 5: Solve for x
    x = 62,388,437.58/9,001.18
  6. Step 6: Final answer
    x = 6,931.14

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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.