Home / 6,913.32-10,371.52-1,982.58

Finding the Fourth Proportional to 6,913.32, 10,371.52 and 1,982.58

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Solution

The fourth proportional to 6,913.32, 10,371.52 and 1,982.58 is: 2,974.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.32 : 10,371.52 = 1,982.58 : x
  2. Step 2: Convert to fraction form
    6,913.32/10,371.52 = 1,982.58/x
  3. Step 3: Cross multiply
    6,913.32x = 10,371.52 × 1,982.58
  4. Step 4: Simplify right side
    6,913.32x = 20,562,392.81
  5. Step 5: Solve for x
    x = 20,562,392.81/6,913.32
  6. Step 6: Final answer
    x = 2,974.31

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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.