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Finding the Fourth Proportional to 5,885.87, 8,123.14 and 3,368.23

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Solution

The fourth proportional to 5,885.87, 8,123.14 and 3,368.23 is: 4,648.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.87 : 8,123.14 = 3,368.23 : x
  2. Step 2: Convert to fraction form
    5,885.87/8,123.14 = 3,368.23/x
  3. Step 3: Cross multiply
    5,885.87x = 8,123.14 × 3,368.23
  4. Step 4: Simplify right side
    5,885.87x = 27,360,614.49
  5. Step 5: Solve for x
    x = 27,360,614.49/5,885.87
  6. Step 6: Final answer
    x = 4,648.53

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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.