Home / 2,616.54-3,610.91-1,437.64

Finding the Fourth Proportional to 2,616.54, 3,610.91 and 1,437.64

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Solution

The fourth proportional to 2,616.54, 3,610.91 and 1,437.64 is: 1,983.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616.54 : 3,610.91 = 1,437.64 : x
  2. Step 2: Convert to fraction form
    2,616.54/3,610.91 = 1,437.64/x
  3. Step 3: Cross multiply
    2,616.54x = 3,610.91 × 1,437.64
  4. Step 4: Simplify right side
    2,616.54x = 5,191,188.65
  5. Step 5: Solve for x
    x = 5,191,188.65/2,616.54
  6. Step 6: Final answer
    x = 1,983.99

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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.