Home / 9,651.15-13,318.73-5,874.47

Finding the Fourth Proportional to 9,651.15, 13,318.73 and 5,874.47

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Solution

The fourth proportional to 9,651.15, 13,318.73 and 5,874.47 is: 8,106.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,651.15 : 13,318.73 = 5,874.47 : x
  2. Step 2: Convert to fraction form
    9,651.15/13,318.73 = 5,874.47/x
  3. Step 3: Cross multiply
    9,651.15x = 13,318.73 × 5,874.47
  4. Step 4: Simplify right side
    9,651.15x = 78,240,530.75
  5. Step 5: Solve for x
    x = 78,240,530.75/9,651.15
  6. Step 6: Final answer
    x = 8,106.86

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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.