Home / 5,781.37-8,683.71-3,445.93

Finding the Fourth Proportional to 5,781.37, 8,683.71 and 3,445.93

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Solution

The fourth proportional to 5,781.37, 8,683.71 and 3,445.93 is: 5,175.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781.37 : 8,683.71 = 3,445.93 : x
  2. Step 2: Convert to fraction form
    5,781.37/8,683.71 = 3,445.93/x
  3. Step 3: Cross multiply
    5,781.37x = 8,683.71 × 3,445.93
  4. Step 4: Simplify right side
    5,781.37x = 29,923,510.99
  5. Step 5: Solve for x
    x = 29,923,510.99/5,781.37
  6. Step 6: Final answer
    x = 5,175.85

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1.5x scale

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.