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Finding the Fourth Proportional to 5,337.96, 8,008.65 and 2,415.48

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Solution

The fourth proportional to 5,337.96, 8,008.65 and 2,415.48 is: 3,623.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337.96 : 8,008.65 = 2,415.48 : x
  2. Step 2: Convert to fraction form
    5,337.96/8,008.65 = 2,415.48/x
  3. Step 3: Cross multiply
    5,337.96x = 8,008.65 × 2,415.48
  4. Step 4: Simplify right side
    5,337.96x = 19,344,733.90
  5. Step 5: Solve for x
    x = 19,344,733.90/5,337.96
  6. Step 6: Final answer
    x = 3,623.99

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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.