Home / 3,356.22-4,631.64-1,864.27

Finding the Fourth Proportional to 3,356.22, 4,631.64 and 1,864.27

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Solution

The fourth proportional to 3,356.22, 4,631.64 and 1,864.27 is: 2,572.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.22 : 4,631.64 = 1,864.27 : x
  2. Step 2: Convert to fraction form
    3,356.22/4,631.64 = 1,864.27/x
  3. Step 3: Cross multiply
    3,356.22x = 4,631.64 × 1,864.27
  4. Step 4: Simplify right side
    3,356.22x = 8,634,655.06
  5. Step 5: Solve for x
    x = 8,634,655.06/3,356.22
  6. Step 6: Final answer
    x = 2,572.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.