Home / 8,377.48-11,563.32-5,545.32

Finding the Fourth Proportional to 8,377.48, 11,563.32 and 5,545.32

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Solution

The fourth proportional to 8,377.48, 11,563.32 and 5,545.32 is: 7,654.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377.48 : 11,563.32 = 5,545.32 : x
  2. Step 2: Convert to fraction form
    8,377.48/11,563.32 = 5,545.32/x
  3. Step 3: Cross multiply
    8,377.48x = 11,563.32 × 5,545.32
  4. Step 4: Simplify right side
    8,377.48x = 64,122,309.66
  5. Step 5: Solve for x
    x = 64,122,309.66/8,377.48
  6. Step 6: Final answer
    x = 7,654.13

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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.