Home / 11,255.22-15,528.51-6,536.16

Finding the Fourth Proportional to 11,255.22, 15,528.51 and 6,536.16

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Solution

The fourth proportional to 11,255.22, 15,528.51 and 6,536.16 is: 9,017.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,255.22 : 15,528.51 = 6,536.16 : x
  2. Step 2: Convert to fraction form
    11,255.22/15,528.51 = 6,536.16/x
  3. Step 3: Cross multiply
    11,255.22x = 15,528.51 × 6,536.16
  4. Step 4: Simplify right side
    11,255.22x = 101,496,825.92
  5. Step 5: Solve for x
    x = 101,496,825.92/11,255.22
  6. Step 6: Final answer
    x = 9,017.76

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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.