Home / 4,165.32-6,248.04-1,243.92

Finding the Fourth Proportional to 4,165.32, 6,248.04 and 1,243.92

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Solution

The fourth proportional to 4,165.32, 6,248.04 and 1,243.92 is: 1,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.32 : 6,248.04 = 1,243.92 : x
  2. Step 2: Convert to fraction form
    4,165.32/6,248.04 = 1,243.92/x
  3. Step 3: Cross multiply
    4,165.32x = 6,248.04 × 1,243.92
  4. Step 4: Simplify right side
    4,165.32x = 7,772,061.92
  5. Step 5: Solve for x
    x = 7,772,061.92/4,165.32
  6. Step 6: Final answer
    x = 1,865.90

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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.