Home / 2,088.14-3,125.30-1,393.16

Finding the Fourth Proportional to 2,088.14, 3,125.30 and 1,393.16

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Solution

The fourth proportional to 2,088.14, 3,125.30 and 1,393.16 is: 2,085.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.14 : 3,125.30 = 1,393.16 : x
  2. Step 2: Convert to fraction form
    2,088.14/3,125.30 = 1,393.16/x
  3. Step 3: Cross multiply
    2,088.14x = 3,125.30 × 1,393.16
  4. Step 4: Simplify right side
    2,088.14x = 4,354,042.95
  5. Step 5: Solve for x
    x = 4,354,042.95/2,088.14
  6. Step 6: Final answer
    x = 2,085.13

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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.