Home / 7,279.60-10,035.25-5,788.12

Finding the Fourth Proportional to 7,279.60, 10,035.25 and 5,788.12

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Solution

The fourth proportional to 7,279.60, 10,035.25 and 5,788.12 is: 7,979.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279.60 : 10,035.25 = 5,788.12 : x
  2. Step 2: Convert to fraction form
    7,279.60/10,035.25 = 5,788.12/x
  3. Step 3: Cross multiply
    7,279.60x = 10,035.25 × 5,788.12
  4. Step 4: Simplify right side
    7,279.60x = 58,085,231.23
  5. Step 5: Solve for x
    x = 58,085,231.23/7,279.60
  6. Step 6: Final answer
    x = 7,979.18

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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.