Home / 4,171.23-5,756.29-2,402.80

Finding the Fourth Proportional to 4,171.23, 5,756.29 and 2,402.80

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Solution

The fourth proportional to 4,171.23, 5,756.29 and 2,402.80 is: 3,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.23 : 5,756.29 = 2,402.80 : x
  2. Step 2: Convert to fraction form
    4,171.23/5,756.29 = 2,402.80/x
  3. Step 3: Cross multiply
    4,171.23x = 5,756.29 × 2,402.80
  4. Step 4: Simplify right side
    4,171.23x = 13,831,193.21
  5. Step 5: Solve for x
    x = 13,831,193.21/4,171.23
  6. Step 6: Final answer
    x = 3,315.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.