Home / 4,084.19-6,126.30-1,122.68

Finding the Fourth Proportional to 4,084.19, 6,126.30 and 1,122.68

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Solution

The fourth proportional to 4,084.19, 6,126.30 and 1,122.68 is: 1,684.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.19 : 6,126.30 = 1,122.68 : x
  2. Step 2: Convert to fraction form
    4,084.19/6,126.30 = 1,122.68/x
  3. Step 3: Cross multiply
    4,084.19x = 6,126.30 × 1,122.68
  4. Step 4: Simplify right side
    4,084.19x = 6,877,874.48
  5. Step 5: Solve for x
    x = 6,877,874.48/4,084.19
  6. Step 6: Final answer
    x = 1,684.02

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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.