Home / 5,555.64-8,330.22-2,091

Finding the Fourth Proportional to 5,555.64, 8,330.22 and 2,091

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Solution

The fourth proportional to 5,555.64, 8,330.22 and 2,091 is: 3,135.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.64 : 8,330.22 = 2,091 : x
  2. Step 2: Convert to fraction form
    5,555.64/8,330.22 = 2,091/x
  3. Step 3: Cross multiply
    5,555.64x = 8,330.22 × 2,091
  4. Step 4: Simplify right side
    5,555.64x = 17,418,490.02
  5. Step 5: Solve for x
    x = 17,418,490.02/5,555.64
  6. Step 6: Final answer
    x = 3,135.28

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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.