Home / 5,618.88-8,424.27-3,511.26

Finding the Fourth Proportional to 5,618.88, 8,424.27 and 3,511.26

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Solution

The fourth proportional to 5,618.88, 8,424.27 and 3,511.26 is: 5,264.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.88 : 8,424.27 = 3,511.26 : x
  2. Step 2: Convert to fraction form
    5,618.88/8,424.27 = 3,511.26/x
  3. Step 3: Cross multiply
    5,618.88x = 8,424.27 × 3,511.26
  4. Step 4: Simplify right side
    5,618.88x = 29,579,802.28
  5. Step 5: Solve for x
    x = 29,579,802.28/5,618.88
  6. Step 6: Final answer
    x = 5,264.36

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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.