Home / 11,536.71-15,920.66-6,231.53

Finding the Fourth Proportional to 11,536.71, 15,920.66 and 6,231.53

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Solution

The fourth proportional to 11,536.71, 15,920.66 and 6,231.53 is: 8,599.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,536.71 : 15,920.66 = 6,231.53 : x
  2. Step 2: Convert to fraction form
    11,536.71/15,920.66 = 6,231.53/x
  3. Step 3: Cross multiply
    11,536.71x = 15,920.66 × 6,231.53
  4. Step 4: Simplify right side
    11,536.71x = 99,209,959.65
  5. Step 5: Solve for x
    x = 99,209,959.65/11,536.71
  6. Step 6: Final answer
    x = 8,599.50

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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.