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Finding the Fourth Proportional to 5,012.38, 6,916.50 and 2,773.94

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Solution

The fourth proportional to 5,012.38, 6,916.50 and 2,773.94 is: 3,827.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.38 : 6,916.50 = 2,773.94 : x
  2. Step 2: Convert to fraction form
    5,012.38/6,916.50 = 2,773.94/x
  3. Step 3: Cross multiply
    5,012.38x = 6,916.50 × 2,773.94
  4. Step 4: Simplify right side
    5,012.38x = 19,185,956.01
  5. Step 5: Solve for x
    x = 19,185,956.01/5,012.38
  6. Step 6: Final answer
    x = 3,827.72

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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.