Home / 9,289.36-13,938.16-3,753.52

Finding the Fourth Proportional to 9,289.36, 13,938.16 and 3,753.52

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Solution

The fourth proportional to 9,289.36, 13,938.16 and 3,753.52 is: 5,631.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289.36 : 13,938.16 = 3,753.52 : x
  2. Step 2: Convert to fraction form
    9,289.36/13,938.16 = 3,753.52/x
  3. Step 3: Cross multiply
    9,289.36x = 13,938.16 × 3,753.52
  4. Step 4: Simplify right side
    9,289.36x = 52,317,162.32
  5. Step 5: Solve for x
    x = 52,317,162.32/9,289.36
  6. Step 6: Final answer
    x = 5,631.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.