Home / 10,279.95-14,186.97-5,802.07

Finding the Fourth Proportional to 10,279.95, 14,186.97 and 5,802.07

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Solution

The fourth proportional to 10,279.95, 14,186.97 and 5,802.07 is: 8,007.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,279.95 : 14,186.97 = 5,802.07 : x
  2. Step 2: Convert to fraction form
    10,279.95/14,186.97 = 5,802.07/x
  3. Step 3: Cross multiply
    10,279.95x = 14,186.97 × 5,802.07
  4. Step 4: Simplify right side
    10,279.95x = 82,313,793.03
  5. Step 5: Solve for x
    x = 82,313,793.03/10,279.95
  6. Step 6: Final answer
    x = 8,007.22

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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.