Home / 3,350.40-5,030.20-1,708.06

Finding the Fourth Proportional to 3,350.40, 5,030.20 and 1,708.06

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Solution

The fourth proportional to 3,350.40, 5,030.20 and 1,708.06 is: 2,564.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.40 : 5,030.20 = 1,708.06 : x
  2. Step 2: Convert to fraction form
    3,350.40/5,030.20 = 1,708.06/x
  3. Step 3: Cross multiply
    3,350.40x = 5,030.20 × 1,708.06
  4. Step 4: Simplify right side
    3,350.40x = 8,591,883.41
  5. Step 5: Solve for x
    x = 8,591,883.41/3,350.40
  6. Step 6: Final answer
    x = 2,564.44

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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.