Home / 1,811.44-2,500.04-1,148.34

Finding the Fourth Proportional to 1,811.44, 2,500.04 and 1,148.34

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Solution

The fourth proportional to 1,811.44, 2,500.04 and 1,148.34 is: 1,584.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811.44 : 2,500.04 = 1,148.34 : x
  2. Step 2: Convert to fraction form
    1,811.44/2,500.04 = 1,148.34/x
  3. Step 3: Cross multiply
    1,811.44x = 2,500.04 × 1,148.34
  4. Step 4: Simplify right side
    1,811.44x = 2,870,895.93
  5. Step 5: Solve for x
    x = 2,870,895.93/1,811.44
  6. Step 6: Final answer
    x = 1,584.87

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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.