Home / 3,451.95-5,176.94-1,695.87

Finding the Fourth Proportional to 3,451.95, 5,176.94 and 1,695.87

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Solution

The fourth proportional to 3,451.95, 5,176.94 and 1,695.87 is: 2,543.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.95 : 5,176.94 = 1,695.87 : x
  2. Step 2: Convert to fraction form
    3,451.95/5,176.94 = 1,695.87/x
  3. Step 3: Cross multiply
    3,451.95x = 5,176.94 × 1,695.87
  4. Step 4: Simplify right side
    3,451.95x = 8,779,408.76
  5. Step 5: Solve for x
    x = 8,779,408.76/3,451.95
  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.