Home / 2,615.75-3,610.40-1,497.04

Finding the Fourth Proportional to 2,615.75, 3,610.40 and 1,497.04

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Solution

The fourth proportional to 2,615.75, 3,610.40 and 1,497.04 is: 2,066.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615.75 : 3,610.40 = 1,497.04 : x
  2. Step 2: Convert to fraction form
    2,615.75/3,610.40 = 1,497.04/x
  3. Step 3: Cross multiply
    2,615.75x = 3,610.40 × 1,497.04
  4. Step 4: Simplify right side
    2,615.75x = 5,404,896.70
  5. Step 5: Solve for x
    x = 5,404,896.70/2,615.75
  6. Step 6: Final answer
    x = 2,066.29

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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.