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Finding the Fourth Proportional to 8,373.92, 12,563.19 and 3,697.66

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Solution

The fourth proportional to 8,373.92, 12,563.19 and 3,697.66 is: 5,547.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.92 : 12,563.19 = 3,697.66 : x
  2. Step 2: Convert to fraction form
    8,373.92/12,563.19 = 3,697.66/x
  3. Step 3: Cross multiply
    8,373.92x = 12,563.19 × 3,697.66
  4. Step 4: Simplify right side
    8,373.92x = 46,454,342.32
  5. Step 5: Solve for x
    x = 46,454,342.32/8,373.92
  6. Step 6: Final answer
    x = 5,547.50

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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.