Home / 11,553.81-15,944.18-6,248.61

Finding the Fourth Proportional to 11,553.81, 15,944.18 and 6,248.61

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Solution

The fourth proportional to 11,553.81, 15,944.18 and 6,248.61 is: 8,623.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.81 : 15,944.18 = 6,248.61 : x
  2. Step 2: Convert to fraction form
    11,553.81/15,944.18 = 6,248.61/x
  3. Step 3: Cross multiply
    11,553.81x = 15,944.18 × 6,248.61
  4. Step 4: Simplify right side
    11,553.81x = 99,628,931.35
  5. Step 5: Solve for x
    x = 99,628,931.35/11,553.81
  6. Step 6: Final answer
    x = 8,623.04

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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.