Home / 10,279.74-14,186.09-5,803.54

Finding the Fourth Proportional to 10,279.74, 14,186.09 and 5,803.54

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Solution

The fourth proportional to 10,279.74, 14,186.09 and 5,803.54 is: 8,008.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,279.74 : 14,186.09 = 5,803.54 : x
  2. Step 2: Convert to fraction form
    10,279.74/14,186.09 = 5,803.54/x
  3. Step 3: Cross multiply
    10,279.74x = 14,186.09 × 5,803.54
  4. Step 4: Simplify right side
    10,279.74x = 82,329,540.76
  5. Step 5: Solve for x
    x = 82,329,540.76/10,279.74
  6. Step 6: Final answer
    x = 8,008.91

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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.