Home / 7,380.64-11,070.15-4,601.80

Finding the Fourth Proportional to 7,380.64, 11,070.15 and 4,601.80

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Solution

The fourth proportional to 7,380.64, 11,070.15 and 4,601.80 is: 6,902.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.64 : 11,070.15 = 4,601.80 : x
  2. Step 2: Convert to fraction form
    7,380.64/11,070.15 = 4,601.80/x
  3. Step 3: Cross multiply
    7,380.64x = 11,070.15 × 4,601.80
  4. Step 4: Simplify right side
    7,380.64x = 50,942,616.27
  5. Step 5: Solve for x
    x = 50,942,616.27/7,380.64
  6. Step 6: Final answer
    x = 6,902.19

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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.