Home / 5,677.37-8,517.47-2,718.07

Finding the Fourth Proportional to 5,677.37, 8,517.47 and 2,718.07

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Solution

The fourth proportional to 5,677.37, 8,517.47 and 2,718.07 is: 4,077.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677.37 : 8,517.47 = 2,718.07 : x
  2. Step 2: Convert to fraction form
    5,677.37/8,517.47 = 2,718.07/x
  3. Step 3: Cross multiply
    5,677.37x = 8,517.47 × 2,718.07
  4. Step 4: Simplify right side
    5,677.37x = 23,151,039.38
  5. Step 5: Solve for x
    x = 23,151,039.38/5,677.37
  6. Step 6: Final answer
    x = 4,077.77

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1.5x scale

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.