Home / 7,588.15-11,382.90-2,907.97

Finding the Fourth Proportional to 7,588.15, 11,382.90 and 2,907.97

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Solution

The fourth proportional to 7,588.15, 11,382.90 and 2,907.97 is: 4,362.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,588.15 : 11,382.90 = 2,907.97 : x
  2. Step 2: Convert to fraction form
    7,588.15/11,382.90 = 2,907.97/x
  3. Step 3: Cross multiply
    7,588.15x = 11,382.90 × 2,907.97
  4. Step 4: Simplify right side
    7,588.15x = 33,101,131.71
  5. Step 5: Solve for x
    x = 33,101,131.71/7,588.15
  6. Step 6: Final answer
    x = 4,362.21

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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.