Home / 4,723.98-7,077.45-2,641.50

Finding the Fourth Proportional to 4,723.98, 7,077.45 and 2,641.50

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Solution

The fourth proportional to 4,723.98, 7,077.45 and 2,641.50 is: 3,957.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.98 : 7,077.45 = 2,641.50 : x
  2. Step 2: Convert to fraction form
    4,723.98/7,077.45 = 2,641.50/x
  3. Step 3: Cross multiply
    4,723.98x = 7,077.45 × 2,641.50
  4. Step 4: Simplify right side
    4,723.98x = 18,695,084.18
  5. Step 5: Solve for x
    x = 18,695,084.18/4,723.98
  6. Step 6: Final answer
    x = 3,957.49

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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.