Home / 9,102.26-12,556.89-5,325.59

Finding the Fourth Proportional to 9,102.26, 12,556.89 and 5,325.59

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Solution

The fourth proportional to 9,102.26, 12,556.89 and 5,325.59 is: 7,346.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,102.26 : 12,556.89 = 5,325.59 : x
  2. Step 2: Convert to fraction form
    9,102.26/12,556.89 = 5,325.59/x
  3. Step 3: Cross multiply
    9,102.26x = 12,556.89 × 5,325.59
  4. Step 4: Simplify right side
    9,102.26x = 66,872,785.03
  5. Step 5: Solve for x
    x = 66,872,785.03/9,102.26
  6. Step 6: Final answer
    x = 7,346.84

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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.