Home / 11,536.46-15,920.62-7,060.12

Finding the Fourth Proportional to 11,536.46, 15,920.62 and 7,060.12

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Solution

The fourth proportional to 11,536.46, 15,920.62 and 7,060.12 is: 9,743.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,536.46 : 15,920.62 = 7,060.12 : x
  2. Step 2: Convert to fraction form
    11,536.46/15,920.62 = 7,060.12/x
  3. Step 3: Cross multiply
    11,536.46x = 15,920.62 × 7,060.12
  4. Step 4: Simplify right side
    11,536.46x = 112,401,487.67
  5. Step 5: Solve for x
    x = 112,401,487.67/11,536.46
  6. Step 6: Final answer
    x = 9,743.15

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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.