Home / 3,160.08-4,742.64-1,699.92

Finding the Fourth Proportional to 3,160.08, 4,742.64 and 1,699.92

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Solution

The fourth proportional to 3,160.08, 4,742.64 and 1,699.92 is: 2,551.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.08 : 4,742.64 = 1,699.92 : x
  2. Step 2: Convert to fraction form
    3,160.08/4,742.64 = 1,699.92/x
  3. Step 3: Cross multiply
    3,160.08x = 4,742.64 × 1,699.92
  4. Step 4: Simplify right side
    3,160.08x = 8,062,108.59
  5. Step 5: Solve for x
    x = 8,062,108.59/3,160.08
  6. Step 6: Final answer
    x = 2,551.24

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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.