Home / 5,380.05-8,069.13-1,483.59

Finding the Fourth Proportional to 5,380.05, 8,069.13 and 1,483.59

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Solution

The fourth proportional to 5,380.05, 8,069.13 and 1,483.59 is: 2,225.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.05 : 8,069.13 = 1,483.59 : x
  2. Step 2: Convert to fraction form
    5,380.05/8,069.13 = 1,483.59/x
  3. Step 3: Cross multiply
    5,380.05x = 8,069.13 × 1,483.59
  4. Step 4: Simplify right side
    5,380.05x = 11,971,280.58
  5. Step 5: Solve for x
    x = 11,971,280.58/5,380.05
  6. Step 6: Final answer
    x = 2,225.12

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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.