Home / 2,616.59-3,610.78-1,437.58

Finding the Fourth Proportional to 2,616.59, 3,610.78 and 1,437.58

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Solution

The fourth proportional to 2,616.59, 3,610.78 and 1,437.58 is: 1,983.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616.59 : 3,610.78 = 1,437.58 : x
  2. Step 2: Convert to fraction form
    2,616.59/3,610.78 = 1,437.58/x
  3. Step 3: Cross multiply
    2,616.59x = 3,610.78 × 1,437.58
  4. Step 4: Simplify right side
    2,616.59x = 5,190,785.11
  5. Step 5: Solve for x
    x = 5,190,785.11/2,616.59
  6. Step 6: Final answer
    x = 1,983.80

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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.