Home / 10,897.53-15,043.16-9,227.59

Finding the Fourth Proportional to 10,897.53, 15,043.16 and 9,227.59

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Solution

The fourth proportional to 10,897.53, 15,043.16 and 9,227.59 is: 12,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897.53 : 15,043.16 = 9,227.59 : x
  2. Step 2: Convert to fraction form
    10,897.53/15,043.16 = 9,227.59/x
  3. Step 3: Cross multiply
    10,897.53x = 15,043.16 × 9,227.59
  4. Step 4: Simplify right side
    10,897.53x = 138,812,135.85
  5. Step 5: Solve for x
    x = 138,812,135.85/10,897.53
  6. Step 6: Final answer
    x = 12,737.95

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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.