Home / 11,536.65-15,920.59-6,231.47

Finding the Fourth Proportional to 11,536.65, 15,920.59 and 6,231.47

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Solution

The fourth proportional to 11,536.65, 15,920.59 and 6,231.47 is: 8,599.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,536.65 : 15,920.59 = 6,231.47 : x
  2. Step 2: Convert to fraction form
    11,536.65/15,920.59 = 6,231.47/x
  3. Step 3: Cross multiply
    11,536.65x = 15,920.59 × 6,231.47
  4. Step 4: Simplify right side
    11,536.65x = 99,208,653.87
  5. Step 5: Solve for x
    x = 99,208,653.87/11,536.65
  6. Step 6: Final answer
    x = 8,599.43

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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.