Home / 2,616.46-3,925.70-1,154.58

Finding the Fourth Proportional to 2,616.46, 3,925.70 and 1,154.58

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Solution

The fourth proportional to 2,616.46, 3,925.70 and 1,154.58 is: 1,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616.46 : 3,925.70 = 1,154.58 : x
  2. Step 2: Convert to fraction form
    2,616.46/3,925.70 = 1,154.58/x
  3. Step 3: Cross multiply
    2,616.46x = 3,925.70 × 1,154.58
  4. Step 4: Simplify right side
    2,616.46x = 4,532,534.71
  5. Step 5: Solve for x
    x = 4,532,534.71/2,616.46
  6. Step 6: Final answer
    x = 1,732.32

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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.