Home / 7,799.29-11,698.56-2,868.59

Finding the Fourth Proportional to 7,799.29, 11,698.56 and 2,868.59

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Solution

The fourth proportional to 7,799.29, 11,698.56 and 2,868.59 is: 4,302.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.29 : 11,698.56 = 2,868.59 : x
  2. Step 2: Convert to fraction form
    7,799.29/11,698.56 = 2,868.59/x
  3. Step 3: Cross multiply
    7,799.29x = 11,698.56 × 2,868.59
  4. Step 4: Simplify right side
    7,799.29x = 33,558,372.23
  5. Step 5: Solve for x
    x = 33,558,372.23/7,799.29
  6. Step 6: Final answer
    x = 4,302.75

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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.