Home / 3,050.40-4,575.60-2,992.08

Finding the Fourth Proportional to 3,050.40, 4,575.60 and 2,992.08

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Solution

The fourth proportional to 3,050.40, 4,575.60 and 2,992.08 is: 4,488.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.40 : 4,575.60 = 2,992.08 : x
  2. Step 2: Convert to fraction form
    3,050.40/4,575.60 = 2,992.08/x
  3. Step 3: Cross multiply
    3,050.40x = 4,575.60 × 2,992.08
  4. Step 4: Simplify right side
    3,050.40x = 13,690,561.25
  5. Step 5: Solve for x
    x = 13,690,561.25/3,050.40
  6. Step 6: Final answer
    x = 4,488.12

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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.