Home / 8,348.52-11,515.63-5,829.69

Finding the Fourth Proportional to 8,348.52, 11,515.63 and 5,829.69

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Solution

The fourth proportional to 8,348.52, 11,515.63 and 5,829.69 is: 8,041.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.52 : 11,515.63 = 5,829.69 : x
  2. Step 2: Convert to fraction form
    8,348.52/11,515.63 = 5,829.69/x
  3. Step 3: Cross multiply
    8,348.52x = 11,515.63 × 5,829.69
  4. Step 4: Simplify right side
    8,348.52x = 67,132,553.05
  5. Step 5: Solve for x
    x = 67,132,553.05/8,348.52
  6. Step 6: Final answer
    x = 8,041.25

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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.