Home / 7,798.24-11,668.20-4,512.88

Finding the Fourth Proportional to 7,798.24, 11,668.20 and 4,512.88

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Solution

The fourth proportional to 7,798.24, 11,668.20 and 4,512.88 is: 6,752.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,798.24 : 11,668.20 = 4,512.88 : x
  2. Step 2: Convert to fraction form
    7,798.24/11,668.20 = 4,512.88/x
  3. Step 3: Cross multiply
    7,798.24x = 11,668.20 × 4,512.88
  4. Step 4: Simplify right side
    7,798.24x = 52,657,186.42
  5. Step 5: Solve for x
    x = 52,657,186.42/7,798.24
  6. Step 6: Final answer
    x = 6,752.44

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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.