Home / 8,352.05-11,533.64-5,373.06

Finding the Fourth Proportional to 8,352.05, 11,533.64 and 5,373.06

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Solution

The fourth proportional to 8,352.05, 11,533.64 and 5,373.06 is: 7,419.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.05 : 11,533.64 = 5,373.06 : x
  2. Step 2: Convert to fraction form
    8,352.05/11,533.64 = 5,373.06/x
  3. Step 3: Cross multiply
    8,352.05x = 11,533.64 × 5,373.06
  4. Step 4: Simplify right side
    8,352.05x = 61,970,912.87
  5. Step 5: Solve for x
    x = 61,970,912.87/8,352.05
  6. Step 6: Final answer
    x = 7,419.85

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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.