Home / 4,240.45-6,352.87-2,658.87

Finding the Fourth Proportional to 4,240.45, 6,352.87 and 2,658.87

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Solution

The fourth proportional to 4,240.45, 6,352.87 and 2,658.87 is: 3,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.45 : 6,352.87 = 2,658.87 : x
  2. Step 2: Convert to fraction form
    4,240.45/6,352.87 = 2,658.87/x
  3. Step 3: Cross multiply
    4,240.45x = 6,352.87 × 2,658.87
  4. Step 4: Simplify right side
    4,240.45x = 16,891,455.46
  5. Step 5: Solve for x
    x = 16,891,455.46/4,240.45
  6. Step 6: Final answer
    x = 3,983.41

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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.