Home / 4,087.28-5,640.93-2,295.06

Finding the Fourth Proportional to 4,087.28, 5,640.93 and 2,295.06

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Solution

The fourth proportional to 4,087.28, 5,640.93 and 2,295.06 is: 3,167.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.28 : 5,640.93 = 2,295.06 : x
  2. Step 2: Convert to fraction form
    4,087.28/5,640.93 = 2,295.06/x
  3. Step 3: Cross multiply
    4,087.28x = 5,640.93 × 2,295.06
  4. Step 4: Simplify right side
    4,087.28x = 12,946,233.13
  5. Step 5: Solve for x
    x = 12,946,233.13/4,087.28
  6. Step 6: Final answer
    x = 3,167.44

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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.