Home / 4,441.52-6,663.38-1,321.51

Finding the Fourth Proportional to 4,441.52, 6,663.38 and 1,321.51

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Solution

The fourth proportional to 4,441.52, 6,663.38 and 1,321.51 is: 1,982.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,441.52 : 6,663.38 = 1,321.51 : x
  2. Step 2: Convert to fraction form
    4,441.52/6,663.38 = 1,321.51/x
  3. Step 3: Cross multiply
    4,441.52x = 6,663.38 × 1,321.51
  4. Step 4: Simplify right side
    4,441.52x = 8,805,700.04
  5. Step 5: Solve for x
    x = 8,805,700.04/4,441.52
  6. Step 6: Final answer
    x = 1,982.59

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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.