Home / 2,454.91-3,386.21-1,571.00

Finding the Fourth Proportional to 2,454.91, 3,386.21 and 1,571.00

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Solution

The fourth proportional to 2,454.91, 3,386.21 and 1,571.00 is: 2,166.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.91 : 3,386.21 = 1,571.00 : x
  2. Step 2: Convert to fraction form
    2,454.91/3,386.21 = 1,571.00/x
  3. Step 3: Cross multiply
    2,454.91x = 3,386.21 × 1,571.00
  4. Step 4: Simplify right side
    2,454.91x = 5,319,711.12
  5. Step 5: Solve for x
    x = 5,319,711.12/2,454.91
  6. Step 6: Final answer
    x = 2,166.97

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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.