Home / 4,088.64-6,131.02-1,314.57

Finding the Fourth Proportional to 4,088.64, 6,131.02 and 1,314.57

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Solution

The fourth proportional to 4,088.64, 6,131.02 and 1,314.57 is: 1,971.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.64 : 6,131.02 = 1,314.57 : x
  2. Step 2: Convert to fraction form
    4,088.64/6,131.02 = 1,314.57/x
  3. Step 3: Cross multiply
    4,088.64x = 6,131.02 × 1,314.57
  4. Step 4: Simplify right side
    4,088.64x = 8,059,654.96
  5. Step 5: Solve for x
    x = 8,059,654.96/4,088.64
  6. Step 6: Final answer
    x = 1,971.23

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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.