Home / 3,588.72-5,382.77-1,248.32

Finding the Fourth Proportional to 3,588.72, 5,382.77 and 1,248.32

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Solution

The fourth proportional to 3,588.72, 5,382.77 and 1,248.32 is: 1,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.72 : 5,382.77 = 1,248.32 : x
  2. Step 2: Convert to fraction form
    3,588.72/5,382.77 = 1,248.32/x
  3. Step 3: Cross multiply
    3,588.72x = 5,382.77 × 1,248.32
  4. Step 4: Simplify right side
    3,588.72x = 6,719,435.99
  5. Step 5: Solve for x
    x = 6,719,435.99/3,588.72
  6. Step 6: Final answer
    x = 1,872.38

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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.