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Finding the Fourth Proportional to 4,895.94, 7,331.40 and 2,702.22

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Solution

The fourth proportional to 4,895.94, 7,331.40 and 2,702.22 is: 4,046.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895.94 : 7,331.40 = 2,702.22 : x
  2. Step 2: Convert to fraction form
    4,895.94/7,331.40 = 2,702.22/x
  3. Step 3: Cross multiply
    4,895.94x = 7,331.40 × 2,702.22
  4. Step 4: Simplify right side
    4,895.94x = 19,811,055.71
  5. Step 5: Solve for x
    x = 19,811,055.71/4,895.94
  6. Step 6: Final answer
    x = 4,046.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.