Home / 8,876.37-13,310.66-4,715.40

Finding the Fourth Proportional to 8,876.37, 13,310.66 and 4,715.40

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Solution

The fourth proportional to 8,876.37, 13,310.66 and 4,715.40 is: 7,071.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.37 : 13,310.66 = 4,715.40 : x
  2. Step 2: Convert to fraction form
    8,876.37/13,310.66 = 4,715.40/x
  3. Step 3: Cross multiply
    8,876.37x = 13,310.66 × 4,715.40
  4. Step 4: Simplify right side
    8,876.37x = 62,765,062.59
  5. Step 5: Solve for x
    x = 62,765,062.59/8,876.37
  6. Step 6: Final answer
    x = 7,071.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.