Home / 3,439.45-4,735.65-3,035.26

Finding the Fourth Proportional to 3,439.45, 4,735.65 and 3,035.26

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Solution

The fourth proportional to 3,439.45, 4,735.65 and 3,035.26 is: 4,179.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.45 : 4,735.65 = 3,035.26 : x
  2. Step 2: Convert to fraction form
    3,439.45/4,735.65 = 3,035.26/x
  3. Step 3: Cross multiply
    3,439.45x = 4,735.65 × 3,035.26
  4. Step 4: Simplify right side
    3,439.45x = 14,373,929.02
  5. Step 5: Solve for x
    x = 14,373,929.02/3,439.45
  6. Step 6: Final answer
    x = 4,179.14

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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.