Home / 3,340.34-5,011.57-1,149.19

Finding the Fourth Proportional to 3,340.34, 5,011.57 and 1,149.19

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Solution

The fourth proportional to 3,340.34, 5,011.57 and 1,149.19 is: 1,724.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.34 : 5,011.57 = 1,149.19 : x
  2. Step 2: Convert to fraction form
    3,340.34/5,011.57 = 1,149.19/x
  3. Step 3: Cross multiply
    3,340.34x = 5,011.57 × 1,149.19
  4. Step 4: Simplify right side
    3,340.34x = 5,759,235.04
  5. Step 5: Solve for x
    x = 5,759,235.04/3,340.34
  6. Step 6: Final answer
    x = 1,724.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.