Home / 3,253.46-4,490.95-2,134.76

Finding the Fourth Proportional to 3,253.46, 4,490.95 and 2,134.76

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Solution

The fourth proportional to 3,253.46, 4,490.95 and 2,134.76 is: 2,946.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.46 : 4,490.95 = 2,134.76 : x
  2. Step 2: Convert to fraction form
    3,253.46/4,490.95 = 2,134.76/x
  3. Step 3: Cross multiply
    3,253.46x = 4,490.95 × 2,134.76
  4. Step 4: Simplify right side
    3,253.46x = 9,587,106.20
  5. Step 5: Solve for x
    x = 9,587,106.20/3,253.46
  6. Step 6: Final answer
    x = 2,946.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.