Home / 3,317.68-4,971.48-1,583.92

Finding the Fourth Proportional to 3,317.68, 4,971.48 and 1,583.92

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Solution

The fourth proportional to 3,317.68, 4,971.48 and 1,583.92 is: 2,373.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.68 : 4,971.48 = 1,583.92 : x
  2. Step 2: Convert to fraction form
    3,317.68/4,971.48 = 1,583.92/x
  3. Step 3: Cross multiply
    3,317.68x = 4,971.48 × 1,583.92
  4. Step 4: Simplify right side
    3,317.68x = 7,874,426.60
  5. Step 5: Solve for x
    x = 7,874,426.60/3,317.68
  6. Step 6: Final answer
    x = 2,373.47

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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.