Home / 8,264.24-12,404.52-4,319.40

Finding the Fourth Proportional to 8,264.24, 12,404.52 and 4,319.40

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Solution

The fourth proportional to 8,264.24, 12,404.52 and 4,319.40 is: 6,483.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.24 : 12,404.52 = 4,319.40 : x
  2. Step 2: Convert to fraction form
    8,264.24/12,404.52 = 4,319.40/x
  3. Step 3: Cross multiply
    8,264.24x = 12,404.52 × 4,319.40
  4. Step 4: Simplify right side
    8,264.24x = 53,580,083.69
  5. Step 5: Solve for x
    x = 53,580,083.69/8,264.24
  6. Step 6: Final answer
    x = 6,483.37

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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.