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Finding the Fourth Proportional to 9,793.38, 14,669.55 and 7,703.47

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Solution

The fourth proportional to 9,793.38, 14,669.55 and 7,703.47 is: 11,539.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,793.38 : 14,669.55 = 7,703.47 : x
  2. Step 2: Convert to fraction form
    9,793.38/14,669.55 = 7,703.47/x
  3. Step 3: Cross multiply
    9,793.38x = 14,669.55 × 7,703.47
  4. Step 4: Simplify right side
    9,793.38x = 113,006,401.66
  5. Step 5: Solve for x
    x = 113,006,401.66/9,793.38
  6. Step 6: Final answer
    x = 11,539.06

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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.