Home / 5,328.59-7,992.27-1,433.30

Finding the Fourth Proportional to 5,328.59, 7,992.27 and 1,433.30

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Solution

The fourth proportional to 5,328.59, 7,992.27 and 1,433.30 is: 2,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.59 : 7,992.27 = 1,433.30 : x
  2. Step 2: Convert to fraction form
    5,328.59/7,992.27 = 1,433.30/x
  3. Step 3: Cross multiply
    5,328.59x = 7,992.27 × 1,433.30
  4. Step 4: Simplify right side
    5,328.59x = 11,455,280.63
  5. Step 5: Solve for x
    x = 11,455,280.63/5,328.59
  6. Step 6: Final answer
    x = 2,149.78

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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.