Home / 9,600.78-13,249.88-5,352.08

Finding the Fourth Proportional to 9,600.78, 13,249.88 and 5,352.08

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Solution

The fourth proportional to 9,600.78, 13,249.88 and 5,352.08 is: 7,386.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,600.78 : 13,249.88 = 5,352.08 : x
  2. Step 2: Convert to fraction form
    9,600.78/13,249.88 = 5,352.08/x
  3. Step 3: Cross multiply
    9,600.78x = 13,249.88 × 5,352.08
  4. Step 4: Simplify right side
    9,600.78x = 70,914,344.81
  5. Step 5: Solve for x
    x = 70,914,344.81/9,600.78
  6. Step 6: Final answer
    x = 7,386.31

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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.