Home / 5,359.15-7,408.02-4,469.77

Finding the Fourth Proportional to 5,359.15, 7,408.02 and 4,469.77

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Solution

The fourth proportional to 5,359.15, 7,408.02 and 4,469.77 is: 6,178.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.15 : 7,408.02 = 4,469.77 : x
  2. Step 2: Convert to fraction form
    5,359.15/7,408.02 = 4,469.77/x
  3. Step 3: Cross multiply
    5,359.15x = 7,408.02 × 4,469.77
  4. Step 4: Simplify right side
    5,359.15x = 33,112,145.56
  5. Step 5: Solve for x
    x = 33,112,145.56/5,359.15
  6. Step 6: Final answer
    x = 6,178.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.