Home / 2,364.02-3,545.97-720.50

Finding the Fourth Proportional to 2,364.02, 3,545.97 and 720.50

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Solution

The fourth proportional to 2,364.02, 3,545.97 and 720.50 is: 1,080.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,364.02 : 3,545.97 = 720.50 : x
  2. Step 2: Convert to fraction form
    2,364.02/3,545.97 = 720.50/x
  3. Step 3: Cross multiply
    2,364.02x = 3,545.97 × 720.50
  4. Step 4: Simplify right side
    2,364.02x = 2,554,867.78
  5. Step 5: Solve for x
    x = 2,554,867.78/2,364.02
  6. Step 6: Final answer
    x = 1,080.73

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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.