Home / 7,110.64-9,814.44-4,318.48

Finding the Fourth Proportional to 7,110.64, 9,814.44 and 4,318.48

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Solution

The fourth proportional to 7,110.64, 9,814.44 and 4,318.48 is: 5,960.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.64 : 9,814.44 = 4,318.48 : x
  2. Step 2: Convert to fraction form
    7,110.64/9,814.44 = 4,318.48/x
  3. Step 3: Cross multiply
    7,110.64x = 9,814.44 × 4,318.48
  4. Step 4: Simplify right side
    7,110.64x = 42,383,462.85
  5. Step 5: Solve for x
    x = 42,383,462.85/7,110.64
  6. Step 6: Final answer
    x = 5,960.57

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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.