Home / 2,367.15-3,551.47-981.14

Finding the Fourth Proportional to 2,367.15, 3,551.47 and 981.14

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Solution

The fourth proportional to 2,367.15, 3,551.47 and 981.14 is: 1,472.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.15 : 3,551.47 = 981.14 : x
  2. Step 2: Convert to fraction form
    2,367.15/3,551.47 = 981.14/x
  3. Step 3: Cross multiply
    2,367.15x = 3,551.47 × 981.14
  4. Step 4: Simplify right side
    2,367.15x = 3,484,489.28
  5. Step 5: Solve for x
    x = 3,484,489.28/2,367.15
  6. Step 6: Final answer
    x = 1,472.02

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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.