Home / 5,601.60-8,403.48-1,902.84

Finding the Fourth Proportional to 5,601.60, 8,403.48 and 1,902.84

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Solution

The fourth proportional to 5,601.60, 8,403.48 and 1,902.84 is: 2,854.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.60 : 8,403.48 = 1,902.84 : x
  2. Step 2: Convert to fraction form
    5,601.60/8,403.48 = 1,902.84/x
  3. Step 3: Cross multiply
    5,601.60x = 8,403.48 × 1,902.84
  4. Step 4: Simplify right side
    5,601.60x = 15,990,477.88
  5. Step 5: Solve for x
    x = 15,990,477.88/5,601.60
  6. Step 6: Final answer
    x = 2,854.63

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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.