Home / 7,799.61-10,763.30-4,262.85

Finding the Fourth Proportional to 7,799.61, 10,763.30 and 4,262.85

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Solution

The fourth proportional to 7,799.61, 10,763.30 and 4,262.85 is: 5,882.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.61 : 10,763.30 = 4,262.85 : x
  2. Step 2: Convert to fraction form
    7,799.61/10,763.30 = 4,262.85/x
  3. Step 3: Cross multiply
    7,799.61x = 10,763.30 × 4,262.85
  4. Step 4: Simplify right side
    7,799.61x = 45,882,322.48
  5. Step 5: Solve for x
    x = 45,882,322.48/7,799.61
  6. Step 6: Final answer
    x = 5,882.64

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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.