Home / 4,755.31-6,557.38-2,866.51

Finding the Fourth Proportional to 4,755.31, 6,557.38 and 2,866.51

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Solution

The fourth proportional to 4,755.31, 6,557.38 and 2,866.51 is: 3,952.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.31 : 6,557.38 = 2,866.51 : x
  2. Step 2: Convert to fraction form
    4,755.31/6,557.38 = 2,866.51/x
  3. Step 3: Cross multiply
    4,755.31x = 6,557.38 × 2,866.51
  4. Step 4: Simplify right side
    4,755.31x = 18,796,795.34
  5. Step 5: Solve for x
    x = 18,796,795.34/4,755.31
  6. Step 6: Final answer
    x = 3,952.80

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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.