Home / 4,221.61-5,826.54-2,454.25

Finding the Fourth Proportional to 4,221.61, 5,826.54 and 2,454.25

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Solution

The fourth proportional to 4,221.61, 5,826.54 and 2,454.25 is: 3,387.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.61 : 5,826.54 = 2,454.25 : x
  2. Step 2: Convert to fraction form
    4,221.61/5,826.54 = 2,454.25/x
  3. Step 3: Cross multiply
    4,221.61x = 5,826.54 × 2,454.25
  4. Step 4: Simplify right side
    4,221.61x = 14,299,756.66
  5. Step 5: Solve for x
    x = 14,299,756.66/4,221.61
  6. Step 6: Final answer
    x = 3,387.28

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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.