Home / 5,017.02-7,520.19-3,629.70

Finding the Fourth Proportional to 5,017.02, 7,520.19 and 3,629.70

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Solution

The fourth proportional to 5,017.02, 7,520.19 and 3,629.70 is: 5,440.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.02 : 7,520.19 = 3,629.70 : x
  2. Step 2: Convert to fraction form
    5,017.02/7,520.19 = 3,629.70/x
  3. Step 3: Cross multiply
    5,017.02x = 7,520.19 × 3,629.70
  4. Step 4: Simplify right side
    5,017.02x = 27,296,033.64
  5. Step 5: Solve for x
    x = 27,296,033.64/5,017.02
  6. Step 6: Final answer
    x = 5,440.69

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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.