Home / 3,140.57-4,711.45-1,497.24

Finding the Fourth Proportional to 3,140.57, 4,711.45 and 1,497.24

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Solution

The fourth proportional to 3,140.57, 4,711.45 and 1,497.24 is: 2,246.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140.57 : 4,711.45 = 1,497.24 : x
  2. Step 2: Convert to fraction form
    3,140.57/4,711.45 = 1,497.24/x
  3. Step 3: Cross multiply
    3,140.57x = 4,711.45 × 1,497.24
  4. Step 4: Simplify right side
    3,140.57x = 7,054,170.62
  5. Step 5: Solve for x
    x = 7,054,170.62/3,140.57
  6. Step 6: Final answer
    x = 2,246.15

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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.