Home / 2,641.15-3,644.65-1,462.19

Finding the Fourth Proportional to 2,641.15, 3,644.65 and 1,462.19

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Solution

The fourth proportional to 2,641.15, 3,644.65 and 1,462.19 is: 2,017.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641.15 : 3,644.65 = 1,462.19 : x
  2. Step 2: Convert to fraction form
    2,641.15/3,644.65 = 1,462.19/x
  3. Step 3: Cross multiply
    2,641.15x = 3,644.65 × 1,462.19
  4. Step 4: Simplify right side
    2,641.15x = 5,329,163.47
  5. Step 5: Solve for x
    x = 5,329,163.47/2,641.15
  6. Step 6: Final answer
    x = 2,017.75

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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.