Home / 9,534.11-13,158.36-5,556.47

Finding the Fourth Proportional to 9,534.11, 13,158.36 and 5,556.47

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Solution

The fourth proportional to 9,534.11, 13,158.36 and 5,556.47 is: 7,668.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534.11 : 13,158.36 = 5,556.47 : x
  2. Step 2: Convert to fraction form
    9,534.11/13,158.36 = 5,556.47/x
  3. Step 3: Cross multiply
    9,534.11x = 13,158.36 × 5,556.47
  4. Step 4: Simplify right side
    9,534.11x = 73,114,032.59
  5. Step 5: Solve for x
    x = 73,114,032.59/9,534.11
  6. Step 6: Final answer
    x = 7,668.68

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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.