Home / 7,799.65-10,763.53-4,262.86

Finding the Fourth Proportional to 7,799.65, 10,763.53 and 4,262.86

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Solution

The fourth proportional to 7,799.65, 10,763.53 and 4,262.86 is: 5,882.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.65 : 10,763.53 = 4,262.86 : x
  2. Step 2: Convert to fraction form
    7,799.65/10,763.53 = 4,262.86/x
  3. Step 3: Cross multiply
    7,799.65x = 10,763.53 × 4,262.86
  4. Step 4: Simplify right side
    7,799.65x = 45,883,421.50
  5. Step 5: Solve for x
    x = 45,883,421.50/7,799.65
  6. Step 6: Final answer
    x = 5,882.75

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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.