Home / 3,355.89-4,614.69-2,913.01

Finding the Fourth Proportional to 3,355.89, 4,614.69 and 2,913.01

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Solution

The fourth proportional to 3,355.89, 4,614.69 and 2,913.01 is: 4,005.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.89 : 4,614.69 = 2,913.01 : x
  2. Step 2: Convert to fraction form
    3,355.89/4,614.69 = 2,913.01/x
  3. Step 3: Cross multiply
    3,355.89x = 4,614.69 × 2,913.01
  4. Step 4: Simplify right side
    3,355.89x = 13,442,638.12
  5. Step 5: Solve for x
    x = 13,442,638.12/3,355.89
  6. Step 6: Final answer
    x = 4,005.68

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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.