Home / 3,209.90-4,816.20-1,750.10

Finding the Fourth Proportional to 3,209.90, 4,816.20 and 1,750.10

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Solution

The fourth proportional to 3,209.90, 4,816.20 and 1,750.10 is: 2,625.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.90 : 4,816.20 = 1,750.10 : x
  2. Step 2: Convert to fraction form
    3,209.90/4,816.20 = 1,750.10/x
  3. Step 3: Cross multiply
    3,209.90x = 4,816.20 × 1,750.10
  4. Step 4: Simplify right side
    3,209.90x = 8,428,831.62
  5. Step 5: Solve for x
    x = 8,428,831.62/3,209.90
  6. Step 6: Final answer
    x = 2,625.89

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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.