Home / 7,588.32-11,382.40-1,965.96

Finding the Fourth Proportional to 7,588.32, 11,382.40 and 1,965.96

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Solution

The fourth proportional to 7,588.32, 11,382.40 and 1,965.96 is: 2,948.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,588.32 : 11,382.40 = 1,965.96 : x
  2. Step 2: Convert to fraction form
    7,588.32/11,382.40 = 1,965.96/x
  3. Step 3: Cross multiply
    7,588.32x = 11,382.40 × 1,965.96
  4. Step 4: Simplify right side
    7,588.32x = 22,377,343.10
  5. Step 5: Solve for x
    x = 22,377,343.10/7,588.32
  6. Step 6: Final answer
    x = 2,948.92

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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.