Home / 4,171.45-5,756.45-2,492.47

Finding the Fourth Proportional to 4,171.45, 5,756.45 and 2,492.47

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Solution

The fourth proportional to 4,171.45, 5,756.45 and 2,492.47 is: 3,439.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.45 : 5,756.45 = 2,492.47 : x
  2. Step 2: Convert to fraction form
    4,171.45/5,756.45 = 2,492.47/x
  3. Step 3: Cross multiply
    4,171.45x = 5,756.45 × 2,492.47
  4. Step 4: Simplify right side
    4,171.45x = 14,347,778.93
  5. Step 5: Solve for x
    x = 14,347,778.93/4,171.45
  6. Step 6: Final answer
    x = 3,439.52

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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.