Home / 7,382.66-10,187.69-4,025.48

Finding the Fourth Proportional to 7,382.66, 10,187.69 and 4,025.48

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Solution

The fourth proportional to 7,382.66, 10,187.69 and 4,025.48 is: 5,554.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.66 : 10,187.69 = 4,025.48 : x
  2. Step 2: Convert to fraction form
    7,382.66/10,187.69 = 4,025.48/x
  3. Step 3: Cross multiply
    7,382.66x = 10,187.69 × 4,025.48
  4. Step 4: Simplify right side
    7,382.66x = 41,010,271.28
  5. Step 5: Solve for x
    x = 41,010,271.28/7,382.66
  6. Step 6: Final answer
    x = 5,554.95

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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.