Home / 8,607.07-11,877.46-4,881.07

Finding the Fourth Proportional to 8,607.07, 11,877.46 and 4,881.07

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Solution

The fourth proportional to 8,607.07, 11,877.46 and 4,881.07 is: 6,735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,607.07 : 11,877.46 = 4,881.07 : x
  2. Step 2: Convert to fraction form
    8,607.07/11,877.46 = 4,881.07/x
  3. Step 3: Cross multiply
    8,607.07x = 11,877.46 × 4,881.07
  4. Step 4: Simplify right side
    8,607.07x = 57,974,713.68
  5. Step 5: Solve for x
    x = 57,974,713.68/8,607.07
  6. Step 6: Final answer
    x = 6,735.71

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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.