Home / 5,405.88-8,094.20-2,803.35

Finding the Fourth Proportional to 5,405.88, 8,094.20 and 2,803.35

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Solution

The fourth proportional to 5,405.88, 8,094.20 and 2,803.35 is: 4,197.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405.88 : 8,094.20 = 2,803.35 : x
  2. Step 2: Convert to fraction form
    5,405.88/8,094.20 = 2,803.35/x
  3. Step 3: Cross multiply
    5,405.88x = 8,094.20 × 2,803.35
  4. Step 4: Simplify right side
    5,405.88x = 22,690,875.57
  5. Step 5: Solve for x
    x = 22,690,875.57/5,405.88
  6. Step 6: Final answer
    x = 4,197.44

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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.