Home / 10,367.20-14,301.08-6,172.48

Finding the Fourth Proportional to 10,367.20, 14,301.08 and 6,172.48

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Solution

The fourth proportional to 10,367.20, 14,301.08 and 6,172.48 is: 8,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.20 : 14,301.08 = 6,172.48 : x
  2. Step 2: Convert to fraction form
    10,367.20/14,301.08 = 6,172.48/x
  3. Step 3: Cross multiply
    10,367.20x = 14,301.08 × 6,172.48
  4. Step 4: Simplify right side
    10,367.20x = 88,273,130.28
  5. Step 5: Solve for x
    x = 88,273,130.28/10,367.20
  6. Step 6: Final answer
    x = 8,514.65

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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.