Home / 4,483.08-6,720.84-2,141.76

Finding the Fourth Proportional to 4,483.08, 6,720.84 and 2,141.76

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Solution

The fourth proportional to 4,483.08, 6,720.84 and 2,141.76 is: 3,210.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483.08 : 6,720.84 = 2,141.76 : x
  2. Step 2: Convert to fraction form
    4,483.08/6,720.84 = 2,141.76/x
  3. Step 3: Cross multiply
    4,483.08x = 6,720.84 × 2,141.76
  4. Step 4: Simplify right side
    4,483.08x = 14,394,426.28
  5. Step 5: Solve for x
    x = 14,394,426.28/4,483.08
  6. Step 6: Final answer
    x = 3,210.83

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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.