Home / 3,399.96-4,688.10-2,901.72

Finding the Fourth Proportional to 3,399.96, 4,688.10 and 2,901.72

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Solution

The fourth proportional to 3,399.96, 4,688.10 and 2,901.72 is: 4,001.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.96 : 4,688.10 = 2,901.72 : x
  2. Step 2: Convert to fraction form
    3,399.96/4,688.10 = 2,901.72/x
  3. Step 3: Cross multiply
    3,399.96x = 4,688.10 × 2,901.72
  4. Step 4: Simplify right side
    3,399.96x = 13,603,553.53
  5. Step 5: Solve for x
    x = 13,603,553.53/3,399.96
  6. Step 6: Final answer
    x = 4,001.09

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1.5x scale

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.