Home / 2,088.02-3,131.99-627.14

Finding the Fourth Proportional to 2,088.02, 3,131.99 and 627.14

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Solution

The fourth proportional to 2,088.02, 3,131.99 and 627.14 is: 940.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.02 : 3,131.99 = 627.14 : x
  2. Step 2: Convert to fraction form
    2,088.02/3,131.99 = 627.14/x
  3. Step 3: Cross multiply
    2,088.02x = 3,131.99 × 627.14
  4. Step 4: Simplify right side
    2,088.02x = 1,964,196.21
  5. Step 5: Solve for x
    x = 1,964,196.21/2,088.02
  6. Step 6: Final answer
    x = 940.70

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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.