Home / 2,237.91-3,358.23-1,415.05

Finding the Fourth Proportional to 2,237.91, 3,358.23 and 1,415.05

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Solution

The fourth proportional to 2,237.91, 3,358.23 and 1,415.05 is: 2,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.91 : 3,358.23 = 1,415.05 : x
  2. Step 2: Convert to fraction form
    2,237.91/3,358.23 = 1,415.05/x
  3. Step 3: Cross multiply
    2,237.91x = 3,358.23 × 1,415.05
  4. Step 4: Simplify right side
    2,237.91x = 4,752,063.36
  5. Step 5: Solve for x
    x = 4,752,063.36/2,237.91
  6. Step 6: Final answer
    x = 2,123.44

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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.