Home / 8,536.46-11,775.66-5,349.06

Finding the Fourth Proportional to 8,536.46, 11,775.66 and 5,349.06

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Solution

The fourth proportional to 8,536.46, 11,775.66 and 5,349.06 is: 7,378.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536.46 : 11,775.66 = 5,349.06 : x
  2. Step 2: Convert to fraction form
    8,536.46/11,775.66 = 5,349.06/x
  3. Step 3: Cross multiply
    8,536.46x = 11,775.66 × 5,349.06
  4. Step 4: Simplify right side
    8,536.46x = 62,988,711.88
  5. Step 5: Solve for x
    x = 62,988,711.88/8,536.46
  6. Step 6: Final answer
    x = 7,378.79

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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.