Home / 5,565.12-8,380.55-4,843.38

Finding the Fourth Proportional to 5,565.12, 8,380.55 and 4,843.38

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Solution

The fourth proportional to 5,565.12, 8,380.55 and 4,843.38 is: 7,293.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.12 : 8,380.55 = 4,843.38 : x
  2. Step 2: Convert to fraction form
    5,565.12/8,380.55 = 4,843.38/x
  3. Step 3: Cross multiply
    5,565.12x = 8,380.55 × 4,843.38
  4. Step 4: Simplify right side
    5,565.12x = 40,590,188.26
  5. Step 5: Solve for x
    x = 40,590,188.26/5,565.12
  6. Step 6: Final answer
    x = 7,293.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.