Home / 8,963.85-12,365.26-5,608.50

Finding the Fourth Proportional to 8,963.85, 12,365.26 and 5,608.50

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Solution

The fourth proportional to 8,963.85, 12,365.26 and 5,608.50 is: 7,736.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.85 : 12,365.26 = 5,608.50 : x
  2. Step 2: Convert to fraction form
    8,963.85/12,365.26 = 5,608.50/x
  3. Step 3: Cross multiply
    8,963.85x = 12,365.26 × 5,608.50
  4. Step 4: Simplify right side
    8,963.85x = 69,350,560.71
  5. Step 5: Solve for x
    x = 69,350,560.71/8,963.85
  6. Step 6: Final answer
    x = 7,736.69

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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.