Home / 3,345.02-4,616.90-2,226

Finding the Fourth Proportional to 3,345.02, 4,616.90 and 2,226

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Solution

The fourth proportional to 3,345.02, 4,616.90 and 2,226 is: 3,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.02 : 4,616.90 = 2,226 : x
  2. Step 2: Convert to fraction form
    3,345.02/4,616.90 = 2,226/x
  3. Step 3: Cross multiply
    3,345.02x = 4,616.90 × 2,226
  4. Step 4: Simplify right side
    3,345.02x = 10,277,208.27
  5. Step 5: Solve for x
    x = 10,277,208.27/3,345.02
  6. Step 6: Final answer
    x = 3,072.40

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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.