Home / 7,382.32-10,187.66-4,025.11

Finding the Fourth Proportional to 7,382.32, 10,187.66 and 4,025.11

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Solution

The fourth proportional to 7,382.32, 10,187.66 and 4,025.11 is: 5,554.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.32 : 10,187.66 = 4,025.11 : x
  2. Step 2: Convert to fraction form
    7,382.32/10,187.66 = 4,025.11/x
  3. Step 3: Cross multiply
    7,382.32x = 10,187.66 × 4,025.11
  4. Step 4: Simplify right side
    7,382.32x = 41,006,407.20
  5. Step 5: Solve for x
    x = 41,006,407.20/7,382.32
  6. Step 6: Final answer
    x = 5,554.68

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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.