Home / 4,622.14-6,931.92-2,154.52

Finding the Fourth Proportional to 4,622.14, 6,931.92 and 2,154.52

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Solution

The fourth proportional to 4,622.14, 6,931.92 and 2,154.52 is: 3,231.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.14 : 6,931.92 = 2,154.52 : x
  2. Step 2: Convert to fraction form
    4,622.14/6,931.92 = 2,154.52/x
  3. Step 3: Cross multiply
    4,622.14x = 6,931.92 × 2,154.52
  4. Step 4: Simplify right side
    4,622.14x = 14,934,960.28
  5. Step 5: Solve for x
    x = 14,934,960.28/4,622.14
  6. Step 6: Final answer
    x = 3,231.18

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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.