Home / 5,740.47-8,612.12-2,453.83

Finding the Fourth Proportional to 5,740.47, 8,612.12 and 2,453.83

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Solution

The fourth proportional to 5,740.47, 8,612.12 and 2,453.83 is: 3,681.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,740.47 : 8,612.12 = 2,453.83 : x
  2. Step 2: Convert to fraction form
    5,740.47/8,612.12 = 2,453.83/x
  3. Step 3: Cross multiply
    5,740.47x = 8,612.12 × 2,453.83
  4. Step 4: Simplify right side
    5,740.47x = 21,132,663.02
  5. Step 5: Solve for x
    x = 21,132,663.02/5,740.47
  6. Step 6: Final answer
    x = 3,681.35

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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.