Home / 3,588.03-5,381.24-1,279.53

Finding the Fourth Proportional to 3,588.03, 5,381.24 and 1,279.53

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Solution

The fourth proportional to 3,588.03, 5,381.24 and 1,279.53 is: 1,919.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.03 : 5,381.24 = 1,279.53 : x
  2. Step 2: Convert to fraction form
    3,588.03/5,381.24 = 1,279.53/x
  3. Step 3: Cross multiply
    3,588.03x = 5,381.24 × 1,279.53
  4. Step 4: Simplify right side
    3,588.03x = 6,885,451.62
  5. Step 5: Solve for x
    x = 6,885,451.62/3,588.03
  6. Step 6: Final answer
    x = 1,919.01

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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.