Home / 3,125.90-4,683.45-2,029.70

Finding the Fourth Proportional to 3,125.90, 4,683.45 and 2,029.70

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Solution

The fourth proportional to 3,125.90, 4,683.45 and 2,029.70 is: 3,041.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.90 : 4,683.45 = 2,029.70 : x
  2. Step 2: Convert to fraction form
    3,125.90/4,683.45 = 2,029.70/x
  3. Step 3: Cross multiply
    3,125.90x = 4,683.45 × 2,029.70
  4. Step 4: Simplify right side
    3,125.90x = 9,505,998.47
  5. Step 5: Solve for x
    x = 9,505,998.47/3,125.90
  6. Step 6: Final answer
    x = 3,041.04

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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.