Home / 3,140.62-4,711.03-1,166.74

Finding the Fourth Proportional to 3,140.62, 4,711.03 and 1,166.74

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Solution

The fourth proportional to 3,140.62, 4,711.03 and 1,166.74 is: 1,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140.62 : 4,711.03 = 1,166.74 : x
  2. Step 2: Convert to fraction form
    3,140.62/4,711.03 = 1,166.74/x
  3. Step 3: Cross multiply
    3,140.62x = 4,711.03 × 1,166.74
  4. Step 4: Simplify right side
    3,140.62x = 5,496,532.45
  5. Step 5: Solve for x
    x = 5,496,532.45/3,140.62
  6. Step 6: Final answer
    x = 1,750.14

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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.