Home / 6,681.32-10,022.89-2,784.81

Finding the Fourth Proportional to 6,681.32, 10,022.89 and 2,784.81

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Solution

The fourth proportional to 6,681.32, 10,022.89 and 2,784.81 is: 4,177.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681.32 : 10,022.89 = 2,784.81 : x
  2. Step 2: Convert to fraction form
    6,681.32/10,022.89 = 2,784.81/x
  3. Step 3: Cross multiply
    6,681.32x = 10,022.89 × 2,784.81
  4. Step 4: Simplify right side
    6,681.32x = 27,911,844.30
  5. Step 5: Solve for x
    x = 27,911,844.30/6,681.32
  6. Step 6: Final answer
    x = 4,177.59

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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.