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Finding the Fourth Proportional to 7,526.88, 11,292 and 2,910.24

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Solution

The fourth proportional to 7,526.88, 11,292 and 2,910.24 is: 4,366.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.88 : 11,292 = 2,910.24 : x
  2. Step 2: Convert to fraction form
    7,526.88/11,292 = 2,910.24/x
  3. Step 3: Cross multiply
    7,526.88x = 11,292 × 2,910.24
  4. Step 4: Simplify right side
    7,526.88x = 32,862,430.08
  5. Step 5: Solve for x
    x = 32,862,430.08/7,526.88
  6. Step 6: Final answer
    x = 4,366.01

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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.