Home / 9,077.90-13,601.47-5,560.55

Finding the Fourth Proportional to 9,077.90, 13,601.47 and 5,560.55

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Solution

The fourth proportional to 9,077.90, 13,601.47 and 5,560.55 is: 8,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077.90 : 13,601.47 = 5,560.55 : x
  2. Step 2: Convert to fraction form
    9,077.90/13,601.47 = 5,560.55/x
  3. Step 3: Cross multiply
    9,077.90x = 13,601.47 × 5,560.55
  4. Step 4: Simplify right side
    9,077.90x = 75,631,633.53
  5. Step 5: Solve for x
    x = 75,631,633.53/9,077.90
  6. Step 6: Final answer
    x = 8,331.40

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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.