Home / 9,095.74-13,645.61-8,177.20

Finding the Fourth Proportional to 9,095.74, 13,645.61 and 8,177.20

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Solution

The fourth proportional to 9,095.74, 13,645.61 and 8,177.20 is: 12,267.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,095.74 : 13,645.61 = 8,177.20 : x
  2. Step 2: Convert to fraction form
    9,095.74/13,645.61 = 8,177.20/x
  3. Step 3: Cross multiply
    9,095.74x = 13,645.61 × 8,177.20
  4. Step 4: Simplify right side
    9,095.74x = 111,582,905.98
  5. Step 5: Solve for x
    x = 111,582,905.98/9,095.74
  6. Step 6: Final answer
    x = 12,267.60

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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.