Home / 3,347.28-4,613.94-2,628.18

Finding the Fourth Proportional to 3,347.28, 4,613.94 and 2,628.18

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Solution

The fourth proportional to 3,347.28, 4,613.94 and 2,628.18 is: 3,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.28 : 4,613.94 = 2,628.18 : x
  2. Step 2: Convert to fraction form
    3,347.28/4,613.94 = 2,628.18/x
  3. Step 3: Cross multiply
    3,347.28x = 4,613.94 × 2,628.18
  4. Step 4: Simplify right side
    3,347.28x = 12,126,264.83
  5. Step 5: Solve for x
    x = 12,126,264.83/3,347.28
  6. Step 6: Final answer
    x = 3,622.72

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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.