Home / 9,132.59-13,632.80-8,025.41

Finding the Fourth Proportional to 9,132.59, 13,632.80 and 8,025.41

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Solution

The fourth proportional to 9,132.59, 13,632.80 and 8,025.41 is: 11,980.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.59 : 13,632.80 = 8,025.41 : x
  2. Step 2: Convert to fraction form
    9,132.59/13,632.80 = 8,025.41/x
  3. Step 3: Cross multiply
    9,132.59x = 13,632.80 × 8,025.41
  4. Step 4: Simplify right side
    9,132.59x = 109,408,803.40
  5. Step 5: Solve for x
    x = 109,408,803.40/9,132.59
  6. Step 6: Final answer
    x = 11,980.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.