Home / 12,583.28-18,873.96-3,818.24

Finding the Fourth Proportional to 12,583.28, 18,873.96 and 3,818.24

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Solution

The fourth proportional to 12,583.28, 18,873.96 and 3,818.24 is: 5,727.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,583.28 : 18,873.96 = 3,818.24 : x
  2. Step 2: Convert to fraction form
    12,583.28/18,873.96 = 3,818.24/x
  3. Step 3: Cross multiply
    12,583.28x = 18,873.96 × 3,818.24
  4. Step 4: Simplify right side
    12,583.28x = 72,065,309.03
  5. Step 5: Solve for x
    x = 72,065,309.03/12,583.28
  6. Step 6: Final answer
    x = 5,727.07

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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.