Home / 3,734.76-5,154.45-2,412.30

Finding the Fourth Proportional to 3,734.76, 5,154.45 and 2,412.30

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Solution

The fourth proportional to 3,734.76, 5,154.45 and 2,412.30 is: 3,329.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.76 : 5,154.45 = 2,412.30 : x
  2. Step 2: Convert to fraction form
    3,734.76/5,154.45 = 2,412.30/x
  3. Step 3: Cross multiply
    3,734.76x = 5,154.45 × 2,412.30
  4. Step 4: Simplify right side
    3,734.76x = 12,434,079.74
  5. Step 5: Solve for x
    x = 12,434,079.74/3,734.76
  6. Step 6: Final answer
    x = 3,329.28

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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.