Home / 3,776.10-5,663.47-1,695.75

Finding the Fourth Proportional to 3,776.10, 5,663.47 and 1,695.75

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Solution

The fourth proportional to 3,776.10, 5,663.47 and 1,695.75 is: 2,543.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.10 : 5,663.47 = 1,695.75 : x
  2. Step 2: Convert to fraction form
    3,776.10/5,663.47 = 1,695.75/x
  3. Step 3: Cross multiply
    3,776.10x = 5,663.47 × 1,695.75
  4. Step 4: Simplify right side
    3,776.10x = 9,603,829.25
  5. Step 5: Solve for x
    x = 9,603,829.25/3,776.10
  6. Step 6: Final answer
    x = 2,543.32

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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.