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Finding the Fourth Proportional to 7,895.24, 11,843.28 and 7,501.52

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Solution

The fourth proportional to 7,895.24, 11,843.28 and 7,501.52 is: 11,252.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.24 : 11,843.28 = 7,501.52 : x
  2. Step 2: Convert to fraction form
    7,895.24/11,843.28 = 7,501.52/x
  3. Step 3: Cross multiply
    7,895.24x = 11,843.28 × 7,501.52
  4. Step 4: Simplify right side
    7,895.24x = 88,842,601.79
  5. Step 5: Solve for x
    x = 88,842,601.79/7,895.24
  6. Step 6: Final answer
    x = 11,252.68

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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.