Home / 10,245.62-14,139.24-6,266.66

Finding the Fourth Proportional to 10,245.62, 14,139.24 and 6,266.66

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Solution

The fourth proportional to 10,245.62, 14,139.24 and 6,266.66 is: 8,648.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245.62 : 14,139.24 = 6,266.66 : x
  2. Step 2: Convert to fraction form
    10,245.62/14,139.24 = 6,266.66/x
  3. Step 3: Cross multiply
    10,245.62x = 14,139.24 × 6,266.66
  4. Step 4: Simplify right side
    10,245.62x = 88,605,809.74
  5. Step 5: Solve for x
    x = 88,605,809.74/10,245.62
  6. Step 6: Final answer
    x = 8,648.16

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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.