Home / 2,952.03-4,430.49-1,221.87

Finding the Fourth Proportional to 2,952.03, 4,430.49 and 1,221.87

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Solution

The fourth proportional to 2,952.03, 4,430.49 and 1,221.87 is: 1,833.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.03 : 4,430.49 = 1,221.87 : x
  2. Step 2: Convert to fraction form
    2,952.03/4,430.49 = 1,221.87/x
  3. Step 3: Cross multiply
    2,952.03x = 4,430.49 × 1,221.87
  4. Step 4: Simplify right side
    2,952.03x = 5,413,482.82
  5. Step 5: Solve for x
    x = 5,413,482.82/2,952.03
  6. Step 6: Final answer
    x = 1,833.82

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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.