Home / 3,127.46-4,693.03-1,154.46

Finding the Fourth Proportional to 3,127.46, 4,693.03 and 1,154.46

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Solution

The fourth proportional to 3,127.46, 4,693.03 and 1,154.46 is: 1,732.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127.46 : 4,693.03 = 1,154.46 : x
  2. Step 2: Convert to fraction form
    3,127.46/4,693.03 = 1,154.46/x
  3. Step 3: Cross multiply
    3,127.46x = 4,693.03 × 1,154.46
  4. Step 4: Simplify right side
    3,127.46x = 5,417,912.53
  5. Step 5: Solve for x
    x = 5,417,912.53/3,127.46
  6. Step 6: Final answer
    x = 1,732.37

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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.