Home / 4,363.28-6,544.92-1,287.44

Finding the Fourth Proportional to 4,363.28, 6,544.92 and 1,287.44

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Solution

The fourth proportional to 4,363.28, 6,544.92 and 1,287.44 is: 1,931.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,363.28 : 6,544.92 = 1,287.44 : x
  2. Step 2: Convert to fraction form
    4,363.28/6,544.92 = 1,287.44/x
  3. Step 3: Cross multiply
    4,363.28x = 6,544.92 × 1,287.44
  4. Step 4: Simplify right side
    4,363.28x = 8,426,191.80
  5. Step 5: Solve for x
    x = 8,426,191.80/4,363.28
  6. Step 6: Final answer
    x = 1,931.16

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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.