Home / 4,084.89-6,126.99-1,310.82

Finding the Fourth Proportional to 4,084.89, 6,126.99 and 1,310.82

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Solution

The fourth proportional to 4,084.89, 6,126.99 and 1,310.82 is: 1,966.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.89 : 6,126.99 = 1,310.82 : x
  2. Step 2: Convert to fraction form
    4,084.89/6,126.99 = 1,310.82/x
  3. Step 3: Cross multiply
    4,084.89x = 6,126.99 × 1,310.82
  4. Step 4: Simplify right side
    4,084.89x = 8,031,381.03
  5. Step 5: Solve for x
    x = 8,031,381.03/4,084.89
  6. Step 6: Final answer
    x = 1,966.12

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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.