Home / 7,844.48-10,819.68-5,194.16

Finding the Fourth Proportional to 7,844.48, 10,819.68 and 5,194.16

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Solution

The fourth proportional to 7,844.48, 10,819.68 and 5,194.16 is: 7,164.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.48 : 10,819.68 = 5,194.16 : x
  2. Step 2: Convert to fraction form
    7,844.48/10,819.68 = 5,194.16/x
  3. Step 3: Cross multiply
    7,844.48x = 10,819.68 × 5,194.16
  4. Step 4: Simplify right side
    7,844.48x = 56,199,149.07
  5. Step 5: Solve for x
    x = 56,199,149.07/7,844.48
  6. Step 6: Final answer
    x = 7,164.17

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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.