Home / 3,534.35-4,877.28-2,275.46

Finding the Fourth Proportional to 3,534.35, 4,877.28 and 2,275.46

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Solution

The fourth proportional to 3,534.35, 4,877.28 and 2,275.46 is: 3,140.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.35 : 4,877.28 = 2,275.46 : x
  2. Step 2: Convert to fraction form
    3,534.35/4,877.28 = 2,275.46/x
  3. Step 3: Cross multiply
    3,534.35x = 4,877.28 × 2,275.46
  4. Step 4: Simplify right side
    3,534.35x = 11,098,031.16
  5. Step 5: Solve for x
    x = 11,098,031.16/3,534.35
  6. Step 6: Final answer
    x = 3,140.05

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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.