Home / 3,084.18-4,256.19-1,758.12

Finding the Fourth Proportional to 3,084.18, 4,256.19 and 1,758.12

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Solution

The fourth proportional to 3,084.18, 4,256.19 and 1,758.12 is: 2,426.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.18 : 4,256.19 = 1,758.12 : x
  2. Step 2: Convert to fraction form
    3,084.18/4,256.19 = 1,758.12/x
  3. Step 3: Cross multiply
    3,084.18x = 4,256.19 × 1,758.12
  4. Step 4: Simplify right side
    3,084.18x = 7,482,892.76
  5. Step 5: Solve for x
    x = 7,482,892.76/3,084.18
  6. Step 6: Final answer
    x = 2,426.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.