Home / 2,773.19-4,157.45-1,130.92

Finding the Fourth Proportional to 2,773.19, 4,157.45 and 1,130.92

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Solution

The fourth proportional to 2,773.19, 4,157.45 and 1,130.92 is: 1,695.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773.19 : 4,157.45 = 1,130.92 : x
  2. Step 2: Convert to fraction form
    2,773.19/4,157.45 = 1,130.92/x
  3. Step 3: Cross multiply
    2,773.19x = 4,157.45 × 1,130.92
  4. Step 4: Simplify right side
    2,773.19x = 4,701,722.57
  5. Step 5: Solve for x
    x = 4,701,722.57/2,773.19
  6. Step 6: Final answer
    x = 1,695.42

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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.