Home / 9,984.09-13,777.85-5,508.26

Finding the Fourth Proportional to 9,984.09, 13,777.85 and 5,508.26

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Solution

The fourth proportional to 9,984.09, 13,777.85 and 5,508.26 is: 7,601.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,984.09 : 13,777.85 = 5,508.26 : x
  2. Step 2: Convert to fraction form
    9,984.09/13,777.85 = 5,508.26/x
  3. Step 3: Cross multiply
    9,984.09x = 13,777.85 × 5,508.26
  4. Step 4: Simplify right side
    9,984.09x = 75,891,883.61
  5. Step 5: Solve for x
    x = 75,891,883.61/9,984.09
  6. Step 6: Final answer
    x = 7,601.28

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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.