Home / 4,384.90-6,046.68-3,439

Finding the Fourth Proportional to 4,384.90, 6,046.68 and 3,439

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Solution

The fourth proportional to 4,384.90, 6,046.68 and 3,439 is: 4,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,384.90 : 6,046.68 = 3,439 : x
  2. Step 2: Convert to fraction form
    4,384.90/6,046.68 = 3,439/x
  3. Step 3: Cross multiply
    4,384.90x = 6,046.68 × 3,439
  4. Step 4: Simplify right side
    4,384.90x = 20,794,532.52
  5. Step 5: Solve for x
    x = 20,794,532.52/4,384.90
  6. Step 6: Final answer
    x = 4,742.30

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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.