Home / 4,350.12-6,520.50-2,154.12

Finding the Fourth Proportional to 4,350.12, 6,520.50 and 2,154.12

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Solution

The fourth proportional to 4,350.12, 6,520.50 and 2,154.12 is: 3,228.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,350.12 : 6,520.50 = 2,154.12 : x
  2. Step 2: Convert to fraction form
    4,350.12/6,520.50 = 2,154.12/x
  3. Step 3: Cross multiply
    4,350.12x = 6,520.50 × 2,154.12
  4. Step 4: Simplify right side
    4,350.12x = 14,045,939.46
  5. Step 5: Solve for x
    x = 14,045,939.46/4,350.12
  6. Step 6: Final answer
    x = 3,228.86

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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.