Home / 9,384.48-12,944.60-6,550.82

Finding the Fourth Proportional to 9,384.48, 12,944.60 and 6,550.82

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Solution

The fourth proportional to 9,384.48, 12,944.60 and 6,550.82 is: 9,035.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,384.48 : 12,944.60 = 6,550.82 : x
  2. Step 2: Convert to fraction form
    9,384.48/12,944.60 = 6,550.82/x
  3. Step 3: Cross multiply
    9,384.48x = 12,944.60 × 6,550.82
  4. Step 4: Simplify right side
    9,384.48x = 84,797,720.20
  5. Step 5: Solve for x
    x = 84,797,720.20/9,384.48
  6. Step 6: Final answer
    x = 9,035.95

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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.