Home / 10,260.88-14,166.60-6,679.12

Finding the Fourth Proportional to 10,260.88, 14,166.60 and 6,679.12

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Solution

The fourth proportional to 10,260.88, 14,166.60 and 6,679.12 is: 9,221.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.88 : 14,166.60 = 6,679.12 : x
  2. Step 2: Convert to fraction form
    10,260.88/14,166.60 = 6,679.12/x
  3. Step 3: Cross multiply
    10,260.88x = 14,166.60 × 6,679.12
  4. Step 4: Simplify right side
    10,260.88x = 94,620,421.39
  5. Step 5: Solve for x
    x = 94,620,421.39/10,260.88
  6. Step 6: Final answer
    x = 9,221.47

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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.