Home / 7,382.93-11,072.49-2,187.59

Finding the Fourth Proportional to 7,382.93, 11,072.49 and 2,187.59

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Solution

The fourth proportional to 7,382.93, 11,072.49 and 2,187.59 is: 3,280.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.93 : 11,072.49 = 2,187.59 : x
  2. Step 2: Convert to fraction form
    7,382.93/11,072.49 = 2,187.59/x
  3. Step 3: Cross multiply
    7,382.93x = 11,072.49 × 2,187.59
  4. Step 4: Simplify right side
    7,382.93x = 24,222,068.40
  5. Step 5: Solve for x
    x = 24,222,068.40/7,382.93
  6. Step 6: Final answer
    x = 3,280.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.