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Finding the Fourth Proportional to 9,608.55, 14,317.31 and 8,560.50

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Solution

The fourth proportional to 9,608.55, 14,317.31 and 8,560.50 is: 12,755.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,608.55 : 14,317.31 = 8,560.50 : x
  2. Step 2: Convert to fraction form
    9,608.55/14,317.31 = 8,560.50/x
  3. Step 3: Cross multiply
    9,608.55x = 14,317.31 × 8,560.50
  4. Step 4: Simplify right side
    9,608.55x = 122,563,289.45
  5. Step 5: Solve for x
    x = 122,563,289.45/9,608.55
  6. Step 6: Final answer
    x = 12,755.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.