Home / 7,881.23-10,876.06-4,344.50

Finding the Fourth Proportional to 7,881.23, 10,876.06 and 4,344.50

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Solution

The fourth proportional to 7,881.23, 10,876.06 and 4,344.50 is: 5,995.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881.23 : 10,876.06 = 4,344.50 : x
  2. Step 2: Convert to fraction form
    7,881.23/10,876.06 = 4,344.50/x
  3. Step 3: Cross multiply
    7,881.23x = 10,876.06 × 4,344.50
  4. Step 4: Simplify right side
    7,881.23x = 47,251,042.67
  5. Step 5: Solve for x
    x = 47,251,042.67/7,881.23
  6. Step 6: Final answer
    x = 5,995.39

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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.