Home / 8,381.07-11,567.96-4,843.77

Finding the Fourth Proportional to 8,381.07, 11,567.96 and 4,843.77

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Solution

The fourth proportional to 8,381.07, 11,567.96 and 4,843.77 is: 6,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,381.07 : 11,567.96 = 4,843.77 : x
  2. Step 2: Convert to fraction form
    8,381.07/11,567.96 = 4,843.77/x
  3. Step 3: Cross multiply
    8,381.07x = 11,567.96 × 4,843.77
  4. Step 4: Simplify right side
    8,381.07x = 56,032,513.39
  5. Step 5: Solve for x
    x = 56,032,513.39/8,381.07
  6. Step 6: Final answer
    x = 6,685.60

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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.