Home / 3,647.12-5,465.43-1,566.54

Finding the Fourth Proportional to 3,647.12, 5,465.43 and 1,566.54

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Solution

The fourth proportional to 3,647.12, 5,465.43 and 1,566.54 is: 2,347.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.12 : 5,465.43 = 1,566.54 : x
  2. Step 2: Convert to fraction form
    3,647.12/5,465.43 = 1,566.54/x
  3. Step 3: Cross multiply
    3,647.12x = 5,465.43 × 1,566.54
  4. Step 4: Simplify right side
    3,647.12x = 8,561,814.71
  5. Step 5: Solve for x
    x = 8,561,814.71/3,647.12
  6. Step 6: Final answer
    x = 2,347.56

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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.