Home / 9,013.02-12,438.54-5,034.66

Finding the Fourth Proportional to 9,013.02, 12,438.54 and 5,034.66

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Solution

The fourth proportional to 9,013.02, 12,438.54 and 5,034.66 is: 6,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.02 : 12,438.54 = 5,034.66 : x
  2. Step 2: Convert to fraction form
    9,013.02/12,438.54 = 5,034.66/x
  3. Step 3: Cross multiply
    9,013.02x = 12,438.54 × 5,034.66
  4. Step 4: Simplify right side
    9,013.02x = 62,623,819.80
  5. Step 5: Solve for x
    x = 62,623,819.80/9,013.02
  6. Step 6: Final answer
    x = 6,948.15

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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.