Home / 4,272.30-6,408.72-1,498.86

Finding the Fourth Proportional to 4,272.30, 6,408.72 and 1,498.86

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Solution

The fourth proportional to 4,272.30, 6,408.72 and 1,498.86 is: 2,248.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.30 : 6,408.72 = 1,498.86 : x
  2. Step 2: Convert to fraction form
    4,272.30/6,408.72 = 1,498.86/x
  3. Step 3: Cross multiply
    4,272.30x = 6,408.72 × 1,498.86
  4. Step 4: Simplify right side
    4,272.30x = 9,605,774.06
  5. Step 5: Solve for x
    x = 9,605,774.06/4,272.30
  6. Step 6: Final answer
    x = 2,248.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.