Home / 8,930.64-13,396.61-2,356.75

Finding the Fourth Proportional to 8,930.64, 13,396.61 and 2,356.75

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Solution

The fourth proportional to 8,930.64, 13,396.61 and 2,356.75 is: 3,535.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930.64 : 13,396.61 = 2,356.75 : x
  2. Step 2: Convert to fraction form
    8,930.64/13,396.61 = 2,356.75/x
  3. Step 3: Cross multiply
    8,930.64x = 13,396.61 × 2,356.75
  4. Step 4: Simplify right side
    8,930.64x = 31,572,460.62
  5. Step 5: Solve for x
    x = 31,572,460.62/8,930.64
  6. Step 6: Final answer
    x = 3,535.30

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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.