Home / 5,378.69-8,056.35-3,292.38

Finding the Fourth Proportional to 5,378.69, 8,056.35 and 3,292.38

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Solution

The fourth proportional to 5,378.69, 8,056.35 and 3,292.38 is: 4,931.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378.69 : 8,056.35 = 3,292.38 : x
  2. Step 2: Convert to fraction form
    5,378.69/8,056.35 = 3,292.38/x
  3. Step 3: Cross multiply
    5,378.69x = 8,056.35 × 3,292.38
  4. Step 4: Simplify right side
    5,378.69x = 26,524,565.61
  5. Step 5: Solve for x
    x = 26,524,565.61/5,378.69
  6. Step 6: Final answer
    x = 4,931.42

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1.5x scale

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.