Home / 11,825.93-16,319.76-6,520.76

Finding the Fourth Proportional to 11,825.93, 16,319.76 and 6,520.76

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Solution

The fourth proportional to 11,825.93, 16,319.76 and 6,520.76 is: 8,998.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.93 : 16,319.76 = 6,520.76 : x
  2. Step 2: Convert to fraction form
    11,825.93/16,319.76 = 6,520.76/x
  3. Step 3: Cross multiply
    11,825.93x = 16,319.76 × 6,520.76
  4. Step 4: Simplify right side
    11,825.93x = 106,417,184.14
  5. Step 5: Solve for x
    x = 106,417,184.14/11,825.93
  6. Step 6: Final answer
    x = 8,998.63

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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.