Home / 9,960.68-14,944.38-4,415.40

Finding the Fourth Proportional to 9,960.68, 14,944.38 and 4,415.40

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Solution

The fourth proportional to 9,960.68, 14,944.38 and 4,415.40 is: 6,624.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960.68 : 14,944.38 = 4,415.40 : x
  2. Step 2: Convert to fraction form
    9,960.68/14,944.38 = 4,415.40/x
  3. Step 3: Cross multiply
    9,960.68x = 14,944.38 × 4,415.40
  4. Step 4: Simplify right side
    9,960.68x = 65,985,415.45
  5. Step 5: Solve for x
    x = 65,985,415.45/9,960.68
  6. Step 6: Final answer
    x = 6,624.59

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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.