Home / 2,353.17-3,247.64-1,358.71

Finding the Fourth Proportional to 2,353.17, 3,247.64 and 1,358.71

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Solution

The fourth proportional to 2,353.17, 3,247.64 and 1,358.71 is: 1,875.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,353.17 : 3,247.64 = 1,358.71 : x
  2. Step 2: Convert to fraction form
    2,353.17/3,247.64 = 1,358.71/x
  3. Step 3: Cross multiply
    2,353.17x = 3,247.64 × 1,358.71
  4. Step 4: Simplify right side
    2,353.17x = 4,412,600.94
  5. Step 5: Solve for x
    x = 4,412,600.94/2,353.17
  6. Step 6: Final answer
    x = 1,875.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.