Home / 4,971.10-7,456.41-1,851.10

Finding the Fourth Proportional to 4,971.10, 7,456.41 and 1,851.10

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Solution

The fourth proportional to 4,971.10, 7,456.41 and 1,851.10 is: 2,776.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.10 : 7,456.41 = 1,851.10 : x
  2. Step 2: Convert to fraction form
    4,971.10/7,456.41 = 1,851.10/x
  3. Step 3: Cross multiply
    4,971.10x = 7,456.41 × 1,851.10
  4. Step 4: Simplify right side
    4,971.10x = 13,802,560.55
  5. Step 5: Solve for x
    x = 13,802,560.55/4,971.10
  6. Step 6: Final answer
    x = 2,776.56

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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.