Home / 3,774.90-5,664.09-1,695.47

Finding the Fourth Proportional to 3,774.90, 5,664.09 and 1,695.47

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Solution

The fourth proportional to 3,774.90, 5,664.09 and 1,695.47 is: 2,543.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.90 : 5,664.09 = 1,695.47 : x
  2. Step 2: Convert to fraction form
    3,774.90/5,664.09 = 1,695.47/x
  3. Step 3: Cross multiply
    3,774.90x = 5,664.09 × 1,695.47
  4. Step 4: Simplify right side
    3,774.90x = 9,603,272.71
  5. Step 5: Solve for x
    x = 9,603,272.71/3,774.90
  6. Step 6: Final answer
    x = 2,543.98

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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.