Home / 3,048.16-4,206.72-2,549.92

Finding the Fourth Proportional to 3,048.16, 4,206.72 and 2,549.92

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Solution

The fourth proportional to 3,048.16, 4,206.72 and 2,549.92 is: 3,519.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.16 : 4,206.72 = 2,549.92 : x
  2. Step 2: Convert to fraction form
    3,048.16/4,206.72 = 2,549.92/x
  3. Step 3: Cross multiply
    3,048.16x = 4,206.72 × 2,549.92
  4. Step 4: Simplify right side
    3,048.16x = 10,726,799.46
  5. Step 5: Solve for x
    x = 10,726,799.46/3,048.16
  6. Step 6: Final answer
    x = 3,519.11

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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.