Home / 5,565.04-7,676.58-3,972.04

Finding the Fourth Proportional to 5,565.04, 7,676.58 and 3,972.04

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Solution

The fourth proportional to 5,565.04, 7,676.58 and 3,972.04 is: 5,479.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.04 : 7,676.58 = 3,972.04 : x
  2. Step 2: Convert to fraction form
    5,565.04/7,676.58 = 3,972.04/x
  3. Step 3: Cross multiply
    5,565.04x = 7,676.58 × 3,972.04
  4. Step 4: Simplify right side
    5,565.04x = 30,491,682.82
  5. Step 5: Solve for x
    x = 30,491,682.82/5,565.04
  6. Step 6: Final answer
    x = 5,479.15

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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.