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Finding the Fourth Proportional to 5,045.94, 6,962.94 and 2,807.94

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Solution

The fourth proportional to 5,045.94, 6,962.94 and 2,807.94 is: 3,874.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.94 : 6,962.94 = 2,807.94 : x
  2. Step 2: Convert to fraction form
    5,045.94/6,962.94 = 2,807.94/x
  3. Step 3: Cross multiply
    5,045.94x = 6,962.94 × 2,807.94
  4. Step 4: Simplify right side
    5,045.94x = 19,551,517.74
  5. Step 5: Solve for x
    x = 19,551,517.74/5,045.94
  6. Step 6: Final answer
    x = 3,874.70

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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.