Home / 3,515.36-5,269.02-1,174.80

Finding the Fourth Proportional to 3,515.36, 5,269.02 and 1,174.80

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Solution

The fourth proportional to 3,515.36, 5,269.02 and 1,174.80 is: 1,760.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.36 : 5,269.02 = 1,174.80 : x
  2. Step 2: Convert to fraction form
    3,515.36/5,269.02 = 1,174.80/x
  3. Step 3: Cross multiply
    3,515.36x = 5,269.02 × 1,174.80
  4. Step 4: Simplify right side
    3,515.36x = 6,190,044.70
  5. Step 5: Solve for x
    x = 6,190,044.70/3,515.36
  6. Step 6: Final answer
    x = 1,760.86

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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.