Home / 4,276.20-6,414.30-1,503.30

Finding the Fourth Proportional to 4,276.20, 6,414.30 and 1,503.30

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Solution

The fourth proportional to 4,276.20, 6,414.30 and 1,503.30 is: 2,254.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.20 : 6,414.30 = 1,503.30 : x
  2. Step 2: Convert to fraction form
    4,276.20/6,414.30 = 1,503.30/x
  3. Step 3: Cross multiply
    4,276.20x = 6,414.30 × 1,503.30
  4. Step 4: Simplify right side
    4,276.20x = 9,642,617.19
  5. Step 5: Solve for x
    x = 9,642,617.19/4,276.20
  6. Step 6: Final answer
    x = 2,254.95

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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.