Home / 7,844.23-10,825-4,307.41

Finding the Fourth Proportional to 7,844.23, 10,825 and 4,307.41

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Solution

The fourth proportional to 7,844.23, 10,825 and 4,307.41 is: 5,944.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.23 : 10,825 = 4,307.41 : x
  2. Step 2: Convert to fraction form
    7,844.23/10,825 = 4,307.41/x
  3. Step 3: Cross multiply
    7,844.23x = 10,825 × 4,307.41
  4. Step 4: Simplify right side
    7,844.23x = 46,627,713.25
  5. Step 5: Solve for x
    x = 46,627,713.25/7,844.23
  6. Step 6: Final answer
    x = 5,944.21

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Half scale
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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.