Home / 7,799.35-10,763.12-4,262.55

Finding the Fourth Proportional to 7,799.35, 10,763.12 and 4,262.55

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Solution

The fourth proportional to 7,799.35, 10,763.12 and 4,262.55 is: 5,882.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.35 : 10,763.12 = 4,262.55 : x
  2. Step 2: Convert to fraction form
    7,799.35/10,763.12 = 4,262.55/x
  3. Step 3: Cross multiply
    7,799.35x = 10,763.12 × 4,262.55
  4. Step 4: Simplify right side
    7,799.35x = 45,878,315.84
  5. Step 5: Solve for x
    x = 45,878,315.84/7,799.35
  6. Step 6: Final answer
    x = 5,882.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.