Home / 8,256.75-11,394.50-4,720.29

Finding the Fourth Proportional to 8,256.75, 11,394.50 and 4,720.29

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Solution

The fourth proportional to 8,256.75, 11,394.50 and 4,720.29 is: 6,514.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.75 : 11,394.50 = 4,720.29 : x
  2. Step 2: Convert to fraction form
    8,256.75/11,394.50 = 4,720.29/x
  3. Step 3: Cross multiply
    8,256.75x = 11,394.50 × 4,720.29
  4. Step 4: Simplify right side
    8,256.75x = 53,785,344.41
  5. Step 5: Solve for x
    x = 53,785,344.41/8,256.75
  6. Step 6: Final answer
    x = 6,514.11

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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.