Home / 9,867.88-13,623.75-6,337.31

Finding the Fourth Proportional to 9,867.88, 13,623.75 and 6,337.31

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Solution

The fourth proportional to 9,867.88, 13,623.75 and 6,337.31 is: 8,749.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,867.88 : 13,623.75 = 6,337.31 : x
  2. Step 2: Convert to fraction form
    9,867.88/13,623.75 = 6,337.31/x
  3. Step 3: Cross multiply
    9,867.88x = 13,623.75 × 6,337.31
  4. Step 4: Simplify right side
    9,867.88x = 86,337,895.43
  5. Step 5: Solve for x
    x = 86,337,895.43/9,867.88
  6. Step 6: Final answer
    x = 8,749.39

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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.