Home / 7,794.12-10,751.76-5,272.86

Finding the Fourth Proportional to 7,794.12, 10,751.76 and 5,272.86

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Solution

The fourth proportional to 7,794.12, 10,751.76 and 5,272.86 is: 7,273.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794.12 : 10,751.76 = 5,272.86 : x
  2. Step 2: Convert to fraction form
    7,794.12/10,751.76 = 5,272.86/x
  3. Step 3: Cross multiply
    7,794.12x = 10,751.76 × 5,272.86
  4. Step 4: Simplify right side
    7,794.12x = 56,692,525.23
  5. Step 5: Solve for x
    x = 56,692,525.23/7,794.12
  6. Step 6: Final answer
    x = 7,273.76

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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.