Home / 2,616.06-3,609.45-1,685.10

Finding the Fourth Proportional to 2,616.06, 3,609.45 and 1,685.10

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Solution

The fourth proportional to 2,616.06, 3,609.45 and 1,685.10 is: 2,324.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616.06 : 3,609.45 = 1,685.10 : x
  2. Step 2: Convert to fraction form
    2,616.06/3,609.45 = 1,685.10/x
  3. Step 3: Cross multiply
    2,616.06x = 3,609.45 × 1,685.10
  4. Step 4: Simplify right side
    2,616.06x = 6,082,284.20
  5. Step 5: Solve for x
    x = 6,082,284.20/2,616.06
  6. Step 6: Final answer
    x = 2,324.98

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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.