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Finding the Fourth Proportional to 5,010.93, 6,915.02 and 2,772.81

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Solution

The fourth proportional to 5,010.93, 6,915.02 and 2,772.81 is: 3,826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.93 : 6,915.02 = 2,772.81 : x
  2. Step 2: Convert to fraction form
    5,010.93/6,915.02 = 2,772.81/x
  3. Step 3: Cross multiply
    5,010.93x = 6,915.02 × 2,772.81
  4. Step 4: Simplify right side
    5,010.93x = 19,174,022.74
  5. Step 5: Solve for x
    x = 19,174,022.74/5,010.93
  6. Step 6: Final answer
    x = 3,826.44

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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.