Home / 4,084.59-6,125.67-1,311.15

Finding the Fourth Proportional to 4,084.59, 6,125.67 and 1,311.15

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Solution

The fourth proportional to 4,084.59, 6,125.67 and 1,311.15 is: 1,966.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.59 : 6,125.67 = 1,311.15 : x
  2. Step 2: Convert to fraction form
    4,084.59/6,125.67 = 1,311.15/x
  3. Step 3: Cross multiply
    4,084.59x = 6,125.67 × 1,311.15
  4. Step 4: Simplify right side
    4,084.59x = 8,031,672.22
  5. Step 5: Solve for x
    x = 8,031,672.22/4,084.59
  6. Step 6: Final answer
    x = 1,966.33

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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.