Home / 9,666.06-13,334.32-6,123.66

Finding the Fourth Proportional to 9,666.06, 13,334.32 and 6,123.66

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Solution

The fourth proportional to 9,666.06, 13,334.32 and 6,123.66 is: 8,447.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,666.06 : 13,334.32 = 6,123.66 : x
  2. Step 2: Convert to fraction form
    9,666.06/13,334.32 = 6,123.66/x
  3. Step 3: Cross multiply
    9,666.06x = 13,334.32 × 6,123.66
  4. Step 4: Simplify right side
    9,666.06x = 81,654,842.01
  5. Step 5: Solve for x
    x = 81,654,842.01/9,666.06
  6. Step 6: Final answer
    x = 8,447.58

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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.