Home / 9,544.52-13,171.26-5,352.78

Finding the Fourth Proportional to 9,544.52, 13,171.26 and 5,352.78

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Solution

The fourth proportional to 9,544.52, 13,171.26 and 5,352.78 is: 7,386.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,544.52 : 13,171.26 = 5,352.78 : x
  2. Step 2: Convert to fraction form
    9,544.52/13,171.26 = 5,352.78/x
  3. Step 3: Cross multiply
    9,544.52x = 13,171.26 × 5,352.78
  4. Step 4: Simplify right side
    9,544.52x = 70,502,857.10
  5. Step 5: Solve for x
    x = 70,502,857.10/9,544.52
  6. Step 6: Final answer
    x = 7,386.74

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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.