Home / 6,903.63-10,356.74-3,781.92

Finding the Fourth Proportional to 6,903.63, 10,356.74 and 3,781.92

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Solution

The fourth proportional to 6,903.63, 10,356.74 and 3,781.92 is: 5,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.63 : 10,356.74 = 3,781.92 : x
  2. Step 2: Convert to fraction form
    6,903.63/10,356.74 = 3,781.92/x
  3. Step 3: Cross multiply
    6,903.63x = 10,356.74 × 3,781.92
  4. Step 4: Simplify right side
    6,903.63x = 39,168,298.23
  5. Step 5: Solve for x
    x = 39,168,298.23/6,903.63
  6. Step 6: Final answer
    x = 5,673.58

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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.