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Finding the Fourth Proportional to 6,283.36, 8,679.92 and 5,032.72

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Solution

The fourth proportional to 6,283.36, 8,679.92 and 5,032.72 is: 6,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,283.36 : 8,679.92 = 5,032.72 : x
  2. Step 2: Convert to fraction form
    6,283.36/8,679.92 = 5,032.72/x
  3. Step 3: Cross multiply
    6,283.36x = 8,679.92 × 5,032.72
  4. Step 4: Simplify right side
    6,283.36x = 43,683,606.98
  5. Step 5: Solve for x
    x = 43,683,606.98/6,283.36
  6. Step 6: Final answer
    x = 6,952.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.