Home / 7,397.28-11,086.08-3,012.36

Finding the Fourth Proportional to 7,397.28, 11,086.08 and 3,012.36

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Solution

The fourth proportional to 7,397.28, 11,086.08 and 3,012.36 is: 4,514.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.28 : 11,086.08 = 3,012.36 : x
  2. Step 2: Convert to fraction form
    7,397.28/11,086.08 = 3,012.36/x
  3. Step 3: Cross multiply
    7,397.28x = 11,086.08 × 3,012.36
  4. Step 4: Simplify right side
    7,397.28x = 33,395,263.95
  5. Step 5: Solve for x
    x = 33,395,263.95/7,397.28
  6. Step 6: Final answer
    x = 4,514.53

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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.