Home / 11,570.96-15,967.28-6,536.21

Finding the Fourth Proportional to 11,570.96, 15,967.28 and 6,536.21

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Solution

The fourth proportional to 11,570.96, 15,967.28 and 6,536.21 is: 9,019.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570.96 : 15,967.28 = 6,536.21 : x
  2. Step 2: Convert to fraction form
    11,570.96/15,967.28 = 6,536.21/x
  3. Step 3: Cross multiply
    11,570.96x = 15,967.28 × 6,536.21
  4. Step 4: Simplify right side
    11,570.96x = 104,365,495.21
  5. Step 5: Solve for x
    x = 104,365,495.21/11,570.96
  6. Step 6: Final answer
    x = 9,019.61

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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.