Home / 6,487.34-9,712.65-5,043.38

Finding the Fourth Proportional to 6,487.34, 9,712.65 and 5,043.38

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Solution

The fourth proportional to 6,487.34, 9,712.65 and 5,043.38 is: 7,550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487.34 : 9,712.65 = 5,043.38 : x
  2. Step 2: Convert to fraction form
    6,487.34/9,712.65 = 5,043.38/x
  3. Step 3: Cross multiply
    6,487.34x = 9,712.65 × 5,043.38
  4. Step 4: Simplify right side
    6,487.34x = 48,984,584.76
  5. Step 5: Solve for x
    x = 48,984,584.76/6,487.34
  6. Step 6: Final answer
    x = 7,550.80

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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.