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Finding the Fourth Proportional to 9,008.76, 13,526.96 and 8,030.76

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Solution

The fourth proportional to 9,008.76, 13,526.96 and 8,030.76 is: 12,058.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.76 : 13,526.96 = 8,030.76 : x
  2. Step 2: Convert to fraction form
    9,008.76/13,526.96 = 8,030.76/x
  3. Step 3: Cross multiply
    9,008.76x = 13,526.96 × 8,030.76
  4. Step 4: Simplify right side
    9,008.76x = 108,631,769.29
  5. Step 5: Solve for x
    x = 108,631,769.29/9,008.76
  6. Step 6: Final answer
    x = 12,058.46

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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.