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Finding the Fourth Proportional to 10,398.03, 15,594.75 and 3,000.88

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Solution

The fourth proportional to 10,398.03, 15,594.75 and 3,000.88 is: 4,500.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398.03 : 15,594.75 = 3,000.88 : x
  2. Step 2: Convert to fraction form
    10,398.03/15,594.75 = 3,000.88/x
  3. Step 3: Cross multiply
    10,398.03x = 15,594.75 × 3,000.88
  4. Step 4: Simplify right side
    10,398.03x = 46,797,992.87
  5. Step 5: Solve for x
    x = 46,797,992.87/10,398.03
  6. Step 6: Final answer
    x = 4,500.66

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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.