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Finding the Fourth Proportional to 9,076.84, 13,526.23 and 9,000.29

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Solution

The fourth proportional to 9,076.84, 13,526.23 and 9,000.29 is: 13,412.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.84 : 13,526.23 = 9,000.29 : x
  2. Step 2: Convert to fraction form
    9,076.84/13,526.23 = 9,000.29/x
  3. Step 3: Cross multiply
    9,076.84x = 13,526.23 × 9,000.29
  4. Step 4: Simplify right side
    9,076.84x = 121,739,992.61
  5. Step 5: Solve for x
    x = 121,739,992.61/9,076.84
  6. Step 6: Final answer
    x = 13,412.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.