Home / 8,252.61-11,388.54-4,715.76

Finding the Fourth Proportional to 8,252.61, 11,388.54 and 4,715.76

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Solution

The fourth proportional to 8,252.61, 11,388.54 and 4,715.76 is: 6,507.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.61 : 11,388.54 = 4,715.76 : x
  2. Step 2: Convert to fraction form
    8,252.61/11,388.54 = 4,715.76/x
  3. Step 3: Cross multiply
    8,252.61x = 11,388.54 × 4,715.76
  4. Step 4: Simplify right side
    8,252.61x = 53,705,621.39
  5. Step 5: Solve for x
    x = 53,705,621.39/8,252.61
  6. Step 6: Final answer
    x = 6,507.71

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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.