Home / 4,265.28-6,394.90-1,630.57

Finding the Fourth Proportional to 4,265.28, 6,394.90 and 1,630.57

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Solution

The fourth proportional to 4,265.28, 6,394.90 and 1,630.57 is: 2,444.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.28 : 6,394.90 = 1,630.57 : x
  2. Step 2: Convert to fraction form
    4,265.28/6,394.90 = 1,630.57/x
  3. Step 3: Cross multiply
    4,265.28x = 6,394.90 × 1,630.57
  4. Step 4: Simplify right side
    4,265.28x = 10,427,311.21
  5. Step 5: Solve for x
    x = 10,427,311.21/4,265.28
  6. Step 6: Final answer
    x = 2,444.69

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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.