Home / 6,441.32-9,663.35-2,059.12

Finding the Fourth Proportional to 6,441.32, 9,663.35 and 2,059.12

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Solution

The fourth proportional to 6,441.32, 9,663.35 and 2,059.12 is: 3,089.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441.32 : 9,663.35 = 2,059.12 : x
  2. Step 2: Convert to fraction form
    6,441.32/9,663.35 = 2,059.12/x
  3. Step 3: Cross multiply
    6,441.32x = 9,663.35 × 2,059.12
  4. Step 4: Simplify right side
    6,441.32x = 19,898,010.62
  5. Step 5: Solve for x
    x = 19,898,010.62/6,441.32
  6. Step 6: Final answer
    x = 3,089.12

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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.