Home / 3,116.03-4,675.77-1,655.13

Finding the Fourth Proportional to 3,116.03, 4,675.77 and 1,655.13

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Solution

The fourth proportional to 3,116.03, 4,675.77 and 1,655.13 is: 2,483.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.03 : 4,675.77 = 1,655.13 : x
  2. Step 2: Convert to fraction form
    3,116.03/4,675.77 = 1,655.13/x
  3. Step 3: Cross multiply
    3,116.03x = 4,675.77 × 1,655.13
  4. Step 4: Simplify right side
    3,116.03x = 7,738,998.92
  5. Step 5: Solve for x
    x = 7,738,998.92/3,116.03
  6. Step 6: Final answer
    x = 2,483.61

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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.