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Finding the Fourth Proportional to 5,284.98, 7,293.31 and 2,927.16

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Solution

The fourth proportional to 5,284.98, 7,293.31 and 2,927.16 is: 4,039.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.98 : 7,293.31 = 2,927.16 : x
  2. Step 2: Convert to fraction form
    5,284.98/7,293.31 = 2,927.16/x
  3. Step 3: Cross multiply
    5,284.98x = 7,293.31 × 2,927.16
  4. Step 4: Simplify right side
    5,284.98x = 21,348,677.98
  5. Step 5: Solve for x
    x = 21,348,677.98/5,284.98
  6. Step 6: Final answer
    x = 4,039.50

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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.