Home / 9,983.19-14,976.56-3,407.84

Finding the Fourth Proportional to 9,983.19, 14,976.56 and 3,407.84

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Solution

The fourth proportional to 9,983.19, 14,976.56 and 3,407.84 is: 5,112.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,983.19 : 14,976.56 = 3,407.84 : x
  2. Step 2: Convert to fraction form
    9,983.19/14,976.56 = 3,407.84/x
  3. Step 3: Cross multiply
    9,983.19x = 14,976.56 × 3,407.84
  4. Step 4: Simplify right side
    9,983.19x = 51,037,690.86
  5. Step 5: Solve for x
    x = 51,037,690.86/9,983.19
  6. Step 6: Final answer
    x = 5,112.36

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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.