Home / 2,412.19-3,331.56-1,624.87

Finding the Fourth Proportional to 2,412.19, 3,331.56 and 1,624.87

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Solution

The fourth proportional to 2,412.19, 3,331.56 and 1,624.87 is: 2,244.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.19 : 3,331.56 = 1,624.87 : x
  2. Step 2: Convert to fraction form
    2,412.19/3,331.56 = 1,624.87/x
  3. Step 3: Cross multiply
    2,412.19x = 3,331.56 × 1,624.87
  4. Step 4: Simplify right side
    2,412.19x = 5,413,351.90
  5. Step 5: Solve for x
    x = 5,413,351.90/2,412.19
  6. Step 6: Final answer
    x = 2,244.16

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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.