Home / 7,844.28-10,825.16-4,307.80

Finding the Fourth Proportional to 7,844.28, 10,825.16 and 4,307.80

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Solution

The fourth proportional to 7,844.28, 10,825.16 and 4,307.80 is: 5,944.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.28 : 10,825.16 = 4,307.80 : x
  2. Step 2: Convert to fraction form
    7,844.28/10,825.16 = 4,307.80/x
  3. Step 3: Cross multiply
    7,844.28x = 10,825.16 × 4,307.80
  4. Step 4: Simplify right side
    7,844.28x = 46,632,624.25
  5. Step 5: Solve for x
    x = 46,632,624.25/7,844.28
  6. Step 6: Final answer
    x = 5,944.79

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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.