Home / 7,382.40-10,187.46-4,025.14

Finding the Fourth Proportional to 7,382.40, 10,187.46 and 4,025.14

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Solution

The fourth proportional to 7,382.40, 10,187.46 and 4,025.14 is: 5,554.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.40 : 10,187.46 = 4,025.14 : x
  2. Step 2: Convert to fraction form
    7,382.40/10,187.46 = 4,025.14/x
  3. Step 3: Cross multiply
    7,382.40x = 10,187.46 × 4,025.14
  4. Step 4: Simplify right side
    7,382.40x = 41,005,952.74
  5. Step 5: Solve for x
    x = 41,005,952.74/7,382.40
  6. Step 6: Final answer
    x = 5,554.56

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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.