Home / 5,380.41-8,070.62-1,484.82

Finding the Fourth Proportional to 5,380.41, 8,070.62 and 1,484.82

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Solution

The fourth proportional to 5,380.41, 8,070.62 and 1,484.82 is: 2,227.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.41 : 8,070.62 = 1,484.82 : x
  2. Step 2: Convert to fraction form
    5,380.41/8,070.62 = 1,484.82/x
  3. Step 3: Cross multiply
    5,380.41x = 8,070.62 × 1,484.82
  4. Step 4: Simplify right side
    5,380.41x = 11,983,410.56
  5. Step 5: Solve for x
    x = 11,983,410.56/5,380.41
  6. Step 6: Final answer
    x = 2,227.23

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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.