Home / 1,358.11-2,037.16-332.11

Finding the Fourth Proportional to 1,358.11, 2,037.16 and 332.11

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Solution

The fourth proportional to 1,358.11, 2,037.16 and 332.11 is: 498.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358.11 : 2,037.16 = 332.11 : x
  2. Step 2: Convert to fraction form
    1,358.11/2,037.16 = 332.11/x
  3. Step 3: Cross multiply
    1,358.11x = 2,037.16 × 332.11
  4. Step 4: Simplify right side
    1,358.11x = 676,561.21
  5. Step 5: Solve for x
    x = 676,561.21/1,358.11
  6. Step 6: Final answer
    x = 498.16

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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.