Home / 8,255.22-12,386.07-3,064.74

Finding the Fourth Proportional to 8,255.22, 12,386.07 and 3,064.74

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Solution

The fourth proportional to 8,255.22, 12,386.07 and 3,064.74 is: 4,598.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255.22 : 12,386.07 = 3,064.74 : x
  2. Step 2: Convert to fraction form
    8,255.22/12,386.07 = 3,064.74/x
  3. Step 3: Cross multiply
    8,255.22x = 12,386.07 × 3,064.74
  4. Step 4: Simplify right side
    8,255.22x = 37,960,084.17
  5. Step 5: Solve for x
    x = 37,960,084.17/8,255.22
  6. Step 6: Final answer
    x = 4,598.31

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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.