Home / 9,352.92-12,906.36-5,374.02

Finding the Fourth Proportional to 9,352.92, 12,906.36 and 5,374.02

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Solution

The fourth proportional to 9,352.92, 12,906.36 and 5,374.02 is: 7,415.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,352.92 : 12,906.36 = 5,374.02 : x
  2. Step 2: Convert to fraction form
    9,352.92/12,906.36 = 5,374.02/x
  3. Step 3: Cross multiply
    9,352.92x = 12,906.36 × 5,374.02
  4. Step 4: Simplify right side
    9,352.92x = 69,359,036.77
  5. Step 5: Solve for x
    x = 69,359,036.77/9,352.92
  6. Step 6: Final answer
    x = 7,415.76

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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.