Home / 7,827.34-11,742.36-2,632

Finding the Fourth Proportional to 7,827.34, 11,742.36 and 2,632

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Solution

The fourth proportional to 7,827.34, 11,742.36 and 2,632 is: 3,948.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827.34 : 11,742.36 = 2,632 : x
  2. Step 2: Convert to fraction form
    7,827.34/11,742.36 = 2,632/x
  3. Step 3: Cross multiply
    7,827.34x = 11,742.36 × 2,632
  4. Step 4: Simplify right side
    7,827.34x = 30,905,891.52
  5. Step 5: Solve for x
    x = 30,905,891.52/7,827.34
  6. Step 6: Final answer
    x = 3,948.45

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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.