Home / 2,084.18-3,126.29-623.34

Finding the Fourth Proportional to 2,084.18, 3,126.29 and 623.34

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Solution

The fourth proportional to 2,084.18, 3,126.29 and 623.34 is: 935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.18 : 3,126.29 = 623.34 : x
  2. Step 2: Convert to fraction form
    2,084.18/3,126.29 = 623.34/x
  3. Step 3: Cross multiply
    2,084.18x = 3,126.29 × 623.34
  4. Step 4: Simplify right side
    2,084.18x = 1,948,738.49
  5. Step 5: Solve for x
    x = 1,948,738.49/2,084.18
  6. Step 6: Final answer
    x = 935.02

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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.