Home / 3,074.01-4,581.83-2,972.76

Finding the Fourth Proportional to 3,074.01, 4,581.83 and 2,972.76

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Solution

The fourth proportional to 3,074.01, 4,581.83 and 2,972.76 is: 4,430.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.01 : 4,581.83 = 2,972.76 : x
  2. Step 2: Convert to fraction form
    3,074.01/4,581.83 = 2,972.76/x
  3. Step 3: Cross multiply
    3,074.01x = 4,581.83 × 2,972.76
  4. Step 4: Simplify right side
    3,074.01x = 13,620,654.48
  5. Step 5: Solve for x
    x = 13,620,654.48/3,074.01
  6. Step 6: Final answer
    x = 4,430.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.