Home / 2,617.04-3,610.14-2,120.24

Finding the Fourth Proportional to 2,617.04, 3,610.14 and 2,120.24

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Solution

The fourth proportional to 2,617.04, 3,610.14 and 2,120.24 is: 2,924.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617.04 : 3,610.14 = 2,120.24 : x
  2. Step 2: Convert to fraction form
    2,617.04/3,610.14 = 2,120.24/x
  3. Step 3: Cross multiply
    2,617.04x = 3,610.14 × 2,120.24
  4. Step 4: Simplify right side
    2,617.04x = 7,654,345.18
  5. Step 5: Solve for x
    x = 7,654,345.18/2,617.04
  6. Step 6: Final answer
    x = 2,924.82

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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.