Home / 7,325.78-10,110.30-4,182.44

Finding the Fourth Proportional to 7,325.78, 10,110.30 and 4,182.44

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Solution

The fourth proportional to 7,325.78, 10,110.30 and 4,182.44 is: 5,772.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.78 : 10,110.30 = 4,182.44 : x
  2. Step 2: Convert to fraction form
    7,325.78/10,110.30 = 4,182.44/x
  3. Step 3: Cross multiply
    7,325.78x = 10,110.30 × 4,182.44
  4. Step 4: Simplify right side
    7,325.78x = 42,285,723.13
  5. Step 5: Solve for x
    x = 42,285,723.13/7,325.78
  6. Step 6: Final answer
    x = 5,772.18

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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.