Home / 4,108.20-6,158.70-2,465.40

Finding the Fourth Proportional to 4,108.20, 6,158.70 and 2,465.40

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Solution

The fourth proportional to 4,108.20, 6,158.70 and 2,465.40 is: 3,695.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.20 : 6,158.70 = 2,465.40 : x
  2. Step 2: Convert to fraction form
    4,108.20/6,158.70 = 2,465.40/x
  3. Step 3: Cross multiply
    4,108.20x = 6,158.70 × 2,465.40
  4. Step 4: Simplify right side
    4,108.20x = 15,183,658.98
  5. Step 5: Solve for x
    x = 15,183,658.98/4,108.20
  6. Step 6: Final answer
    x = 3,695.94

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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.