Home / 4,970.56-7,456.55-1,850.30

Finding the Fourth Proportional to 4,970.56, 7,456.55 and 1,850.30

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Solution

The fourth proportional to 4,970.56, 7,456.55 and 1,850.30 is: 2,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.56 : 7,456.55 = 1,850.30 : x
  2. Step 2: Convert to fraction form
    4,970.56/7,456.55 = 1,850.30/x
  3. Step 3: Cross multiply
    4,970.56x = 7,456.55 × 1,850.30
  4. Step 4: Simplify right side
    4,970.56x = 13,796,854.47
  5. Step 5: Solve for x
    x = 13,796,854.47/4,970.56
  6. Step 6: Final answer
    x = 2,775.71

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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.