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Finding the Fourth Proportional to 8,071.01, 12,088.07 and 7,935.71

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Solution

The fourth proportional to 8,071.01, 12,088.07 and 7,935.71 is: 11,885.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071.01 : 12,088.07 = 7,935.71 : x
  2. Step 2: Convert to fraction form
    8,071.01/12,088.07 = 7,935.71/x
  3. Step 3: Cross multiply
    8,071.01x = 12,088.07 × 7,935.71
  4. Step 4: Simplify right side
    8,071.01x = 95,927,347.62
  5. Step 5: Solve for x
    x = 95,927,347.62/8,071.01
  6. Step 6: Final answer
    x = 11,885.42

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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.