Home / 2,276.44-3,140.58-1,436.92

Finding the Fourth Proportional to 2,276.44, 3,140.58 and 1,436.92

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Solution

The fourth proportional to 2,276.44, 3,140.58 and 1,436.92 is: 1,982.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.44 : 3,140.58 = 1,436.92 : x
  2. Step 2: Convert to fraction form
    2,276.44/3,140.58 = 1,436.92/x
  3. Step 3: Cross multiply
    2,276.44x = 3,140.58 × 1,436.92
  4. Step 4: Simplify right side
    2,276.44x = 4,512,762.21
  5. Step 5: Solve for x
    x = 4,512,762.21/2,276.44
  6. Step 6: Final answer
    x = 1,982.38

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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.