Home / 4,087.02-5,639.98-2,224.02

Finding the Fourth Proportional to 4,087.02, 5,639.98 and 2,224.02

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Solution

The fourth proportional to 4,087.02, 5,639.98 and 2,224.02 is: 3,069.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.02 : 5,639.98 = 2,224.02 : x
  2. Step 2: Convert to fraction form
    4,087.02/5,639.98 = 2,224.02/x
  3. Step 3: Cross multiply
    4,087.02x = 5,639.98 × 2,224.02
  4. Step 4: Simplify right side
    4,087.02x = 12,543,428.32
  5. Step 5: Solve for x
    x = 12,543,428.32/4,087.02
  6. Step 6: Final answer
    x = 3,069.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.