Home / 10,618.61-15,927.95-3,223.13

Finding the Fourth Proportional to 10,618.61, 15,927.95 and 3,223.13

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Solution

The fourth proportional to 10,618.61, 15,927.95 and 3,223.13 is: 4,834.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.61 : 15,927.95 = 3,223.13 : x
  2. Step 2: Convert to fraction form
    10,618.61/15,927.95 = 3,223.13/x
  3. Step 3: Cross multiply
    10,618.61x = 15,927.95 × 3,223.13
  4. Step 4: Simplify right side
    10,618.61x = 51,337,757.73
  5. Step 5: Solve for x
    x = 51,337,757.73/10,618.61
  6. Step 6: Final answer
    x = 4,834.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.