Home / 4,275.81-6,414.36-1,353.87

Finding the Fourth Proportional to 4,275.81, 6,414.36 and 1,353.87

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Solution

The fourth proportional to 4,275.81, 6,414.36 and 1,353.87 is: 2,031.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.81 : 6,414.36 = 1,353.87 : x
  2. Step 2: Convert to fraction form
    4,275.81/6,414.36 = 1,353.87/x
  3. Step 3: Cross multiply
    4,275.81x = 6,414.36 × 1,353.87
  4. Step 4: Simplify right side
    4,275.81x = 8,684,209.57
  5. Step 5: Solve for x
    x = 8,684,209.57/4,275.81
  6. Step 6: Final answer
    x = 2,031.01

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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.