Home / 3,853.22-5,320.05-2,529.17

Finding the Fourth Proportional to 3,853.22, 5,320.05 and 2,529.17

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Solution

The fourth proportional to 3,853.22, 5,320.05 and 2,529.17 is: 3,491.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853.22 : 5,320.05 = 2,529.17 : x
  2. Step 2: Convert to fraction form
    3,853.22/5,320.05 = 2,529.17/x
  3. Step 3: Cross multiply
    3,853.22x = 5,320.05 × 2,529.17
  4. Step 4: Simplify right side
    3,853.22x = 13,455,298.21
  5. Step 5: Solve for x
    x = 13,455,298.21/3,853.22
  6. Step 6: Final answer
    x = 3,491.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.