Home / 4,971.18-7,456.77-1,851.06

Finding the Fourth Proportional to 4,971.18, 7,456.77 and 1,851.06

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Solution

The fourth proportional to 4,971.18, 7,456.77 and 1,851.06 is: 2,776.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.18 : 7,456.77 = 1,851.06 : x
  2. Step 2: Convert to fraction form
    4,971.18/7,456.77 = 1,851.06/x
  3. Step 3: Cross multiply
    4,971.18x = 7,456.77 × 1,851.06
  4. Step 4: Simplify right side
    4,971.18x = 13,802,928.68
  5. Step 5: Solve for x
    x = 13,802,928.68/4,971.18
  6. Step 6: Final answer
    x = 2,776.59

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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.