Home / 3,588.72-5,373.36-2,490.48

Finding the Fourth Proportional to 3,588.72, 5,373.36 and 2,490.48

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Solution

The fourth proportional to 3,588.72, 5,373.36 and 2,490.48 is: 3,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.72 : 5,373.36 = 2,490.48 : x
  2. Step 2: Convert to fraction form
    3,588.72/5,373.36 = 2,490.48/x
  3. Step 3: Cross multiply
    3,588.72x = 5,373.36 × 2,490.48
  4. Step 4: Simplify right side
    3,588.72x = 13,382,245.61
  5. Step 5: Solve for x
    x = 13,382,245.61/3,588.72
  6. Step 6: Final answer
    x = 3,728.97

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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.