Home / 3,160.26-4,360.86-1,762.92

Finding the Fourth Proportional to 3,160.26, 4,360.86 and 1,762.92

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Solution

The fourth proportional to 3,160.26, 4,360.86 and 1,762.92 is: 2,432.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.26 : 4,360.86 = 1,762.92 : x
  2. Step 2: Convert to fraction form
    3,160.26/4,360.86 = 1,762.92/x
  3. Step 3: Cross multiply
    3,160.26x = 4,360.86 × 1,762.92
  4. Step 4: Simplify right side
    3,160.26x = 7,687,847.31
  5. Step 5: Solve for x
    x = 7,687,847.31/3,160.26
  6. Step 6: Final answer
    x = 2,432.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.