Home / 4,202.62-6,303.93-1,280.92

Finding the Fourth Proportional to 4,202.62, 6,303.93 and 1,280.92

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Solution

The fourth proportional to 4,202.62, 6,303.93 and 1,280.92 is: 1,921.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202.62 : 6,303.93 = 1,280.92 : x
  2. Step 2: Convert to fraction form
    4,202.62/6,303.93 = 1,280.92/x
  3. Step 3: Cross multiply
    4,202.62x = 6,303.93 × 1,280.92
  4. Step 4: Simplify right side
    4,202.62x = 8,074,830.02
  5. Step 5: Solve for x
    x = 8,074,830.02/4,202.62
  6. Step 6: Final answer
    x = 1,921.38

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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.