Home / 9,834.27-13,574.15-6,431.77

Finding the Fourth Proportional to 9,834.27, 13,574.15 and 6,431.77

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Solution

The fourth proportional to 9,834.27, 13,574.15 and 6,431.77 is: 8,877.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,834.27 : 13,574.15 = 6,431.77 : x
  2. Step 2: Convert to fraction form
    9,834.27/13,574.15 = 6,431.77/x
  3. Step 3: Cross multiply
    9,834.27x = 13,574.15 × 6,431.77
  4. Step 4: Simplify right side
    9,834.27x = 87,305,810.75
  5. Step 5: Solve for x
    x = 87,305,810.75/9,834.27
  6. Step 6: Final answer
    x = 8,877.71

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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.