Home / 12,244.95-16,897.59-7,209.12

Finding the Fourth Proportional to 12,244.95, 16,897.59 and 7,209.12

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Solution

The fourth proportional to 12,244.95, 16,897.59 and 7,209.12 is: 9,948.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,244.95 : 16,897.59 = 7,209.12 : x
  2. Step 2: Convert to fraction form
    12,244.95/16,897.59 = 7,209.12/x
  3. Step 3: Cross multiply
    12,244.95x = 16,897.59 × 7,209.12
  4. Step 4: Simplify right side
    12,244.95x = 121,816,754.02
  5. Step 5: Solve for x
    x = 121,816,754.02/12,244.95
  6. Step 6: Final answer
    x = 9,948.33

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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.