Home / 4,202.80-6,300.20-1,569.60

Finding the Fourth Proportional to 4,202.80, 6,300.20 and 1,569.60

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Solution

The fourth proportional to 4,202.80, 6,300.20 and 1,569.60 is: 2,352.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202.80 : 6,300.20 = 1,569.60 : x
  2. Step 2: Convert to fraction form
    4,202.80/6,300.20 = 1,569.60/x
  3. Step 3: Cross multiply
    4,202.80x = 6,300.20 × 1,569.60
  4. Step 4: Simplify right side
    4,202.80x = 9,888,793.92
  5. Step 5: Solve for x
    x = 9,888,793.92/4,202.80
  6. Step 6: Final answer
    x = 2,352.91

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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.