Home / 8,890.08-13,330.08-3,693.12

Finding the Fourth Proportional to 8,890.08, 13,330.08 and 3,693.12

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Solution

The fourth proportional to 8,890.08, 13,330.08 and 3,693.12 is: 5,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.08 : 13,330.08 = 3,693.12 : x
  2. Step 2: Convert to fraction form
    8,890.08/13,330.08 = 3,693.12/x
  3. Step 3: Cross multiply
    8,890.08x = 13,330.08 × 3,693.12
  4. Step 4: Simplify right side
    8,890.08x = 49,229,585.05
  5. Step 5: Solve for x
    x = 49,229,585.05/8,890.08
  6. Step 6: Final answer
    x = 5,537.59

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1.5x scale

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.