Home / 3,565.76-5,349.60-1,225.92

Finding the Fourth Proportional to 3,565.76, 5,349.60 and 1,225.92

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Solution

The fourth proportional to 3,565.76, 5,349.60 and 1,225.92 is: 1,839.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.76 : 5,349.60 = 1,225.92 : x
  2. Step 2: Convert to fraction form
    3,565.76/5,349.60 = 1,225.92/x
  3. Step 3: Cross multiply
    3,565.76x = 5,349.60 × 1,225.92
  4. Step 4: Simplify right side
    3,565.76x = 6,558,181.63
  5. Step 5: Solve for x
    x = 6,558,181.63/3,565.76
  6. Step 6: Final answer
    x = 1,839.21

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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.