Home / 4,131.50-5,701.47-2,268.62

Finding the Fourth Proportional to 4,131.50, 5,701.47 and 2,268.62

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Solution

The fourth proportional to 4,131.50, 5,701.47 and 2,268.62 is: 3,130.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.50 : 5,701.47 = 2,268.62 : x
  2. Step 2: Convert to fraction form
    4,131.50/5,701.47 = 2,268.62/x
  3. Step 3: Cross multiply
    4,131.50x = 5,701.47 × 2,268.62
  4. Step 4: Simplify right side
    4,131.50x = 12,934,468.87
  5. Step 5: Solve for x
    x = 12,934,468.87/4,131.50
  6. Step 6: Final answer
    x = 3,130.70

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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.