Home / 3,518.15-5,276.44-1,052.65

Finding the Fourth Proportional to 3,518.15, 5,276.44 and 1,052.65

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Solution

The fourth proportional to 3,518.15, 5,276.44 and 1,052.65 is: 1,578.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.15 : 5,276.44 = 1,052.65 : x
  2. Step 2: Convert to fraction form
    3,518.15/5,276.44 = 1,052.65/x
  3. Step 3: Cross multiply
    3,518.15x = 5,276.44 × 1,052.65
  4. Step 4: Simplify right side
    3,518.15x = 5,554,244.57
  5. Step 5: Solve for x
    x = 5,554,244.57/3,518.15
  6. Step 6: Final answer
    x = 1,578.74

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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.