Home / 4,288.60-6,423.18-3,358.36

Finding the Fourth Proportional to 4,288.60, 6,423.18 and 3,358.36

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Solution

The fourth proportional to 4,288.60, 6,423.18 and 3,358.36 is: 5,029.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.60 : 6,423.18 = 3,358.36 : x
  2. Step 2: Convert to fraction form
    4,288.60/6,423.18 = 3,358.36/x
  3. Step 3: Cross multiply
    4,288.60x = 6,423.18 × 3,358.36
  4. Step 4: Simplify right side
    4,288.60x = 21,571,350.78
  5. Step 5: Solve for x
    x = 21,571,350.78/4,288.60
  6. Step 6: Final answer
    x = 5,029.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.