Home / 4,265.72-6,398.76-1,492.66

Finding the Fourth Proportional to 4,265.72, 6,398.76 and 1,492.66

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Solution

The fourth proportional to 4,265.72, 6,398.76 and 1,492.66 is: 2,239.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.72 : 6,398.76 = 1,492.66 : x
  2. Step 2: Convert to fraction form
    4,265.72/6,398.76 = 1,492.66/x
  3. Step 3: Cross multiply
    4,265.72x = 6,398.76 × 1,492.66
  4. Step 4: Simplify right side
    4,265.72x = 9,551,173.10
  5. Step 5: Solve for x
    x = 9,551,173.10/4,265.72
  6. Step 6: Final answer
    x = 2,239.05

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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.