Home / 3,873.24-5,810.58-1,276.92

Finding the Fourth Proportional to 3,873.24, 5,810.58 and 1,276.92

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Solution

The fourth proportional to 3,873.24, 5,810.58 and 1,276.92 is: 1,915.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.24 : 5,810.58 = 1,276.92 : x
  2. Step 2: Convert to fraction form
    3,873.24/5,810.58 = 1,276.92/x
  3. Step 3: Cross multiply
    3,873.24x = 5,810.58 × 1,276.92
  4. Step 4: Simplify right side
    3,873.24x = 7,419,645.81
  5. Step 5: Solve for x
    x = 7,419,645.81/3,873.24
  6. Step 6: Final answer
    x = 1,915.62

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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.