Home / 4,799.30-7,198.35-1,289.57

Finding the Fourth Proportional to 4,799.30, 7,198.35 and 1,289.57

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Solution

The fourth proportional to 4,799.30, 7,198.35 and 1,289.57 is: 1,934.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,799.30 : 7,198.35 = 1,289.57 : x
  2. Step 2: Convert to fraction form
    4,799.30/7,198.35 = 1,289.57/x
  3. Step 3: Cross multiply
    4,799.30x = 7,198.35 × 1,289.57
  4. Step 4: Simplify right side
    4,799.30x = 9,282,740.22
  5. Step 5: Solve for x
    x = 9,282,740.22/4,799.30
  6. Step 6: Final answer
    x = 1,934.19

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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.