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Finding the Fourth Proportional to 4,859.24, 7,288.98 and 1,572.68

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Solution

The fourth proportional to 4,859.24, 7,288.98 and 1,572.68 is: 2,359.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.24 : 7,288.98 = 1,572.68 : x
  2. Step 2: Convert to fraction form
    4,859.24/7,288.98 = 1,572.68/x
  3. Step 3: Cross multiply
    4,859.24x = 7,288.98 × 1,572.68
  4. Step 4: Simplify right side
    4,859.24x = 11,463,233.07
  5. Step 5: Solve for x
    x = 11,463,233.07/4,859.24
  6. Step 6: Final answer
    x = 2,359.06

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Similar ratio
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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.