Home / 5,330.28-7,992.36-1,631.52

Finding the Fourth Proportional to 5,330.28, 7,992.36 and 1,631.52

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Solution

The fourth proportional to 5,330.28, 7,992.36 and 1,631.52 is: 2,446.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.28 : 7,992.36 = 1,631.52 : x
  2. Step 2: Convert to fraction form
    5,330.28/7,992.36 = 1,631.52/x
  3. Step 3: Cross multiply
    5,330.28x = 7,992.36 × 1,631.52
  4. Step 4: Simplify right side
    5,330.28x = 13,039,695.19
  5. Step 5: Solve for x
    x = 13,039,695.19/5,330.28
  6. Step 6: Final answer
    x = 2,446.34

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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.