Home / 9,089.72-13,616.20-4,152.57

Finding the Fourth Proportional to 9,089.72, 13,616.20 and 4,152.57

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Solution

The fourth proportional to 9,089.72, 13,616.20 and 4,152.57 is: 6,220.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.72 : 13,616.20 = 4,152.57 : x
  2. Step 2: Convert to fraction form
    9,089.72/13,616.20 = 4,152.57/x
  3. Step 3: Cross multiply
    9,089.72x = 13,616.20 × 4,152.57
  4. Step 4: Simplify right side
    9,089.72x = 56,542,177.76
  5. Step 5: Solve for x
    x = 56,542,177.76/9,089.72
  6. Step 6: Final answer
    x = 6,220.45

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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.