Home / 8,269.75-11,417.00-5,445.33

Finding the Fourth Proportional to 8,269.75, 11,417.00 and 5,445.33

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Solution

The fourth proportional to 8,269.75, 11,417.00 and 5,445.33 is: 7,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.75 : 11,417.00 = 5,445.33 : x
  2. Step 2: Convert to fraction form
    8,269.75/11,417.00 = 5,445.33/x
  3. Step 3: Cross multiply
    8,269.75x = 11,417.00 × 5,445.33
  4. Step 4: Simplify right side
    8,269.75x = 62,169,293.20
  5. Step 5: Solve for x
    x = 62,169,293.20/8,269.75
  6. Step 6: Final answer
    x = 7,517.68

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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.