Home / 2,591.66-3,577.74-1,648.17

Finding the Fourth Proportional to 2,591.66, 3,577.74 and 1,648.17

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Solution

The fourth proportional to 2,591.66, 3,577.74 and 1,648.17 is: 2,275.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.66 : 3,577.74 = 1,648.17 : x
  2. Step 2: Convert to fraction form
    2,591.66/3,577.74 = 1,648.17/x
  3. Step 3: Cross multiply
    2,591.66x = 3,577.74 × 1,648.17
  4. Step 4: Simplify right side
    2,591.66x = 5,896,723.74
  5. Step 5: Solve for x
    x = 5,896,723.74/2,591.66
  6. Step 6: Final answer
    x = 2,275.27

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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.