Home / 9,881.72-13,637.27-5,850.86

Finding the Fourth Proportional to 9,881.72, 13,637.27 and 5,850.86

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Solution

The fourth proportional to 9,881.72, 13,637.27 and 5,850.86 is: 8,074.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.72 : 13,637.27 = 5,850.86 : x
  2. Step 2: Convert to fraction form
    9,881.72/13,637.27 = 5,850.86/x
  3. Step 3: Cross multiply
    9,881.72x = 13,637.27 × 5,850.86
  4. Step 4: Simplify right side
    9,881.72x = 79,789,660.11
  5. Step 5: Solve for x
    x = 79,789,660.11/9,881.72
  6. Step 6: Final answer
    x = 8,074.47

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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.