Home / 3,237.24-4,464.51-2,190.72

Finding the Fourth Proportional to 3,237.24, 4,464.51 and 2,190.72

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Solution

The fourth proportional to 3,237.24, 4,464.51 and 2,190.72 is: 3,021.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.24 : 4,464.51 = 2,190.72 : x
  2. Step 2: Convert to fraction form
    3,237.24/4,464.51 = 2,190.72/x
  3. Step 3: Cross multiply
    3,237.24x = 4,464.51 × 2,190.72
  4. Step 4: Simplify right side
    3,237.24x = 9,780,491.35
  5. Step 5: Solve for x
    x = 9,780,491.35/3,237.24
  6. Step 6: Final answer
    x = 3,021.24

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Half scale
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Double scale
Find fourth proportional to 3,238.24, 4,465.89 and 2,191.72
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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.