Home / 4,406.80-6,610.20-4,363.60

Finding the Fourth Proportional to 4,406.80, 6,610.20 and 4,363.60

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Solution

The fourth proportional to 4,406.80, 6,610.20 and 4,363.60 is: 6,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,406.80 : 6,610.20 = 4,363.60 : x
  2. Step 2: Convert to fraction form
    4,406.80/6,610.20 = 4,363.60/x
  3. Step 3: Cross multiply
    4,406.80x = 6,610.20 × 4,363.60
  4. Step 4: Simplify right side
    4,406.80x = 28,844,268.72
  5. Step 5: Solve for x
    x = 28,844,268.72/4,406.80
  6. Step 6: Final answer
    x = 6,545.40

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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.