Home / 9,536.11-13,161.12-5,558.47

Finding the Fourth Proportional to 9,536.11, 13,161.12 and 5,558.47

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Solution

The fourth proportional to 9,536.11, 13,161.12 and 5,558.47 is: 7,671.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,536.11 : 13,161.12 = 5,558.47 : x
  2. Step 2: Convert to fraction form
    9,536.11/13,161.12 = 5,558.47/x
  3. Step 3: Cross multiply
    9,536.11x = 13,161.12 × 5,558.47
  4. Step 4: Simplify right side
    9,536.11x = 73,155,690.69
  5. Step 5: Solve for x
    x = 73,155,690.69/9,536.11
  6. Step 6: Final answer
    x = 7,671.44

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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.