Home / 5,560.85-8,338.84-1,664.34

Finding the Fourth Proportional to 5,560.85, 8,338.84 and 1,664.34

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Solution

The fourth proportional to 5,560.85, 8,338.84 and 1,664.34 is: 2,495.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.85 : 8,338.84 = 1,664.34 : x
  2. Step 2: Convert to fraction form
    5,560.85/8,338.84 = 1,664.34/x
  3. Step 3: Cross multiply
    5,560.85x = 8,338.84 × 1,664.34
  4. Step 4: Simplify right side
    5,560.85x = 13,878,681.12
  5. Step 5: Solve for x
    x = 13,878,681.12/5,560.85
  6. Step 6: Final answer
    x = 2,495.79

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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.