Home / 1,600.41-2,208.33-928.18

Finding the Fourth Proportional to 1,600.41, 2,208.33 and 928.18

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Solution

The fourth proportional to 1,600.41, 2,208.33 and 928.18 is: 1,280.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600.41 : 2,208.33 = 928.18 : x
  2. Step 2: Convert to fraction form
    1,600.41/2,208.33 = 928.18/x
  3. Step 3: Cross multiply
    1,600.41x = 2,208.33 × 928.18
  4. Step 4: Simplify right side
    1,600.41x = 2,049,728.62
  5. Step 5: Solve for x
    x = 2,049,728.62/1,600.41
  6. Step 6: Final answer
    x = 1,280.76

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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.