Home / 3,156.67-4,739.11-2,426.76

Finding the Fourth Proportional to 3,156.67, 4,739.11 and 2,426.76

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Solution

The fourth proportional to 3,156.67, 4,739.11 and 2,426.76 is: 3,643.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.67 : 4,739.11 = 2,426.76 : x
  2. Step 2: Convert to fraction form
    3,156.67/4,739.11 = 2,426.76/x
  3. Step 3: Cross multiply
    3,156.67x = 4,739.11 × 2,426.76
  4. Step 4: Simplify right side
    3,156.67x = 11,500,676.52
  5. Step 5: Solve for x
    x = 11,500,676.52/3,156.67
  6. Step 6: Final answer
    x = 3,643.29

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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.