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Finding the Fourth Proportional to 9,793.58, 13,514.99 and 5,545.45

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Solution

The fourth proportional to 9,793.58, 13,514.99 and 5,545.45 is: 7,652.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,793.58 : 13,514.99 = 5,545.45 : x
  2. Step 2: Convert to fraction form
    9,793.58/13,514.99 = 5,545.45/x
  3. Step 3: Cross multiply
    9,793.58x = 13,514.99 × 5,545.45
  4. Step 4: Simplify right side
    9,793.58x = 74,946,639.78
  5. Step 5: Solve for x
    x = 74,946,639.78/9,793.58
  6. Step 6: Final answer
    x = 7,652.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.