Home / 5,530.32-8,289-2,607.84

Finding the Fourth Proportional to 5,530.32, 8,289 and 2,607.84

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Solution

The fourth proportional to 5,530.32, 8,289 and 2,607.84 is: 3,908.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.32 : 8,289 = 2,607.84 : x
  2. Step 2: Convert to fraction form
    5,530.32/8,289 = 2,607.84/x
  3. Step 3: Cross multiply
    5,530.32x = 8,289 × 2,607.84
  4. Step 4: Simplify right side
    5,530.32x = 21,616,385.76
  5. Step 5: Solve for x
    x = 21,616,385.76/5,530.32
  6. Step 6: Final answer
    x = 3,908.70

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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.