Home / 5,062.70-6,986.85-2,824.91

Finding the Fourth Proportional to 5,062.70, 6,986.85 and 2,824.91

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Solution

The fourth proportional to 5,062.70, 6,986.85 and 2,824.91 is: 3,898.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,062.70 : 6,986.85 = 2,824.91 : x
  2. Step 2: Convert to fraction form
    5,062.70/6,986.85 = 2,824.91/x
  3. Step 3: Cross multiply
    5,062.70x = 6,986.85 × 2,824.91
  4. Step 4: Simplify right side
    5,062.70x = 19,737,187.50
  5. Step 5: Solve for x
    x = 19,737,187.50/5,062.70
  6. Step 6: Final answer
    x = 3,898.55

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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.