Home / 8,316.60-12,474.90-4,150.38

Finding the Fourth Proportional to 8,316.60, 12,474.90 and 4,150.38

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Solution

The fourth proportional to 8,316.60, 12,474.90 and 4,150.38 is: 6,225.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.60 : 12,474.90 = 4,150.38 : x
  2. Step 2: Convert to fraction form
    8,316.60/12,474.90 = 4,150.38/x
  3. Step 3: Cross multiply
    8,316.60x = 12,474.90 × 4,150.38
  4. Step 4: Simplify right side
    8,316.60x = 51,775,575.46
  5. Step 5: Solve for x
    x = 51,775,575.46/8,316.60
  6. Step 6: Final answer
    x = 6,225.57

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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.