Home / 2,084.13-3,126.06-623.16

Finding the Fourth Proportional to 2,084.13, 3,126.06 and 623.16

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Solution

The fourth proportional to 2,084.13, 3,126.06 and 623.16 is: 934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.13 : 3,126.06 = 623.16 : x
  2. Step 2: Convert to fraction form
    2,084.13/3,126.06 = 623.16/x
  3. Step 3: Cross multiply
    2,084.13x = 3,126.06 × 623.16
  4. Step 4: Simplify right side
    2,084.13x = 1,948,035.55
  5. Step 5: Solve for x
    x = 1,948,035.55/2,084.13
  6. Step 6: Final answer
    x = 934.70

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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.