Home / 8,835.62-13,252.55-2,912.32

Finding the Fourth Proportional to 8,835.62, 13,252.55 and 2,912.32

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Solution

The fourth proportional to 8,835.62, 13,252.55 and 2,912.32 is: 4,368.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.62 : 13,252.55 = 2,912.32 : x
  2. Step 2: Convert to fraction form
    8,835.62/13,252.55 = 2,912.32/x
  3. Step 3: Cross multiply
    8,835.62x = 13,252.55 × 2,912.32
  4. Step 4: Simplify right side
    8,835.62x = 38,595,668.42
  5. Step 5: Solve for x
    x = 38,595,668.42/8,835.62
  6. Step 6: Final answer
    x = 4,368.19

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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.