Home / 2,693.75-3,717.53-1,514.90

Finding the Fourth Proportional to 2,693.75, 3,717.53 and 1,514.90

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Solution

The fourth proportional to 2,693.75, 3,717.53 and 1,514.90 is: 2,090.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.75 : 3,717.53 = 1,514.90 : x
  2. Step 2: Convert to fraction form
    2,693.75/3,717.53 = 1,514.90/x
  3. Step 3: Cross multiply
    2,693.75x = 3,717.53 × 1,514.90
  4. Step 4: Simplify right side
    2,693.75x = 5,631,686.20
  5. Step 5: Solve for x
    x = 5,631,686.20/2,693.75
  6. Step 6: Final answer
    x = 2,090.65

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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.