Home / 6,283.71-9,418.95-2,122.27

Finding the Fourth Proportional to 6,283.71, 9,418.95 and 2,122.27

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Solution

The fourth proportional to 6,283.71, 9,418.95 and 2,122.27 is: 3,181.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,283.71 : 9,418.95 = 2,122.27 : x
  2. Step 2: Convert to fraction form
    6,283.71/9,418.95 = 2,122.27/x
  3. Step 3: Cross multiply
    6,283.71x = 9,418.95 × 2,122.27
  4. Step 4: Simplify right side
    6,283.71x = 19,989,531.47
  5. Step 5: Solve for x
    x = 19,989,531.47/6,283.71
  6. Step 6: Final answer
    x = 3,181.17

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1.5x scale

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.