Home / 7,255.31-10,006.66-4,864.50

Finding the Fourth Proportional to 7,255.31, 10,006.66 and 4,864.50

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Solution

The fourth proportional to 7,255.31, 10,006.66 and 4,864.50 is: 6,709.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.31 : 10,006.66 = 4,864.50 : x
  2. Step 2: Convert to fraction form
    7,255.31/10,006.66 = 4,864.50/x
  3. Step 3: Cross multiply
    7,255.31x = 10,006.66 × 4,864.50
  4. Step 4: Simplify right side
    7,255.31x = 48,677,397.57
  5. Step 5: Solve for x
    x = 48,677,397.57/7,255.31
  6. Step 6: Final answer
    x = 6,709.21

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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.