Home / 3,326.20-4,592.16-2,957.20

Finding the Fourth Proportional to 3,326.20, 4,592.16 and 2,957.20

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Solution

The fourth proportional to 3,326.20, 4,592.16 and 2,957.20 is: 4,082.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.20 : 4,592.16 = 2,957.20 : x
  2. Step 2: Convert to fraction form
    3,326.20/4,592.16 = 2,957.20/x
  3. Step 3: Cross multiply
    3,326.20x = 4,592.16 × 2,957.20
  4. Step 4: Simplify right side
    3,326.20x = 13,579,935.55
  5. Step 5: Solve for x
    x = 13,579,935.55/3,326.20
  6. Step 6: Final answer
    x = 4,082.72

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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.