Home / 10,279.45-14,186.28-5,801.57

Finding the Fourth Proportional to 10,279.45, 14,186.28 and 5,801.57

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Solution

The fourth proportional to 10,279.45, 14,186.28 and 5,801.57 is: 8,006.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,279.45 : 14,186.28 = 5,801.57 : x
  2. Step 2: Convert to fraction form
    10,279.45/14,186.28 = 5,801.57/x
  3. Step 3: Cross multiply
    10,279.45x = 14,186.28 × 5,801.57
  4. Step 4: Simplify right side
    10,279.45x = 82,302,596.52
  5. Step 5: Solve for x
    x = 82,302,596.52/10,279.45
  6. Step 6: Final answer
    x = 8,006.52

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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.