Home / 9,827.12-13,560.97-5,350.86

Finding the Fourth Proportional to 9,827.12, 13,560.97 and 5,350.86

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Solution

The fourth proportional to 9,827.12, 13,560.97 and 5,350.86 is: 7,383.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,827.12 : 13,560.97 = 5,350.86 : x
  2. Step 2: Convert to fraction form
    9,827.12/13,560.97 = 5,350.86/x
  3. Step 3: Cross multiply
    9,827.12x = 13,560.97 × 5,350.86
  4. Step 4: Simplify right side
    9,827.12x = 72,562,865.31
  5. Step 5: Solve for x
    x = 72,562,865.31/9,827.12
  6. Step 6: Final answer
    x = 7,383.94

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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.