Home / 3,378.72-5,068.49-1,157.93

Finding the Fourth Proportional to 3,378.72, 5,068.49 and 1,157.93

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Solution

The fourth proportional to 3,378.72, 5,068.49 and 1,157.93 is: 1,737.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.72 : 5,068.49 = 1,157.93 : x
  2. Step 2: Convert to fraction form
    3,378.72/5,068.49 = 1,157.93/x
  3. Step 3: Cross multiply
    3,378.72x = 5,068.49 × 1,157.93
  4. Step 4: Simplify right side
    3,378.72x = 5,868,925.49
  5. Step 5: Solve for x
    x = 5,868,925.49/3,378.72
  6. Step 6: Final answer
    x = 1,737.03

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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.