Home / 5,632.88-7,773.72-3,148.88

Finding the Fourth Proportional to 5,632.88, 7,773.72 and 3,148.88

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Solution

The fourth proportional to 5,632.88, 7,773.72 and 3,148.88 is: 4,345.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.88 : 7,773.72 = 3,148.88 : x
  2. Step 2: Convert to fraction form
    5,632.88/7,773.72 = 3,148.88/x
  3. Step 3: Cross multiply
    5,632.88x = 7,773.72 × 3,148.88
  4. Step 4: Simplify right side
    5,632.88x = 24,478,511.43
  5. Step 5: Solve for x
    x = 24,478,511.43/5,632.88
  6. Step 6: Final answer
    x = 4,345.65

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1.5x scale

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.