Home / 1,517.85-2,094.25-1,164.13

Finding the Fourth Proportional to 1,517.85, 2,094.25 and 1,164.13

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Solution

The fourth proportional to 1,517.85, 2,094.25 and 1,164.13 is: 1,606.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.85 : 2,094.25 = 1,164.13 : x
  2. Step 2: Convert to fraction form
    1,517.85/2,094.25 = 1,164.13/x
  3. Step 3: Cross multiply
    1,517.85x = 2,094.25 × 1,164.13
  4. Step 4: Simplify right side
    1,517.85x = 2,437,979.25
  5. Step 5: Solve for x
    x = 2,437,979.25/1,517.85
  6. Step 6: Final answer
    x = 1,606.21

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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.