Home / 8,087.61-11,159.05-4,549.53

Finding the Fourth Proportional to 8,087.61, 11,159.05 and 4,549.53

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Solution

The fourth proportional to 8,087.61, 11,159.05 and 4,549.53 is: 6,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.61 : 11,159.05 = 4,549.53 : x
  2. Step 2: Convert to fraction form
    8,087.61/11,159.05 = 4,549.53/x
  3. Step 3: Cross multiply
    8,087.61x = 11,159.05 × 4,549.53
  4. Step 4: Simplify right side
    8,087.61x = 50,768,432.75
  5. Step 5: Solve for x
    x = 50,768,432.75/8,087.61
  6. Step 6: Final answer
    x = 6,277.31

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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.