Home / 5,530.96-8,298.88-2,611.36

Finding the Fourth Proportional to 5,530.96, 8,298.88 and 2,611.36

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Solution

The fourth proportional to 5,530.96, 8,298.88 and 2,611.36 is: 3,918.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.96 : 8,298.88 = 2,611.36 : x
  2. Step 2: Convert to fraction form
    5,530.96/8,298.88 = 2,611.36/x
  3. Step 3: Cross multiply
    5,530.96x = 8,298.88 × 2,611.36
  4. Step 4: Simplify right side
    5,530.96x = 21,671,363.28
  5. Step 5: Solve for x
    x = 21,671,363.28/5,530.96
  6. Step 6: Final answer
    x = 3,918.19

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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.