Home / 4,685.61-7,030.85-3,397.71

Finding the Fourth Proportional to 4,685.61, 7,030.85 and 3,397.71

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Solution

The fourth proportional to 4,685.61, 7,030.85 and 3,397.71 is: 5,098.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.61 : 7,030.85 = 3,397.71 : x
  2. Step 2: Convert to fraction form
    4,685.61/7,030.85 = 3,397.71/x
  3. Step 3: Cross multiply
    4,685.61x = 7,030.85 × 3,397.71
  4. Step 4: Simplify right side
    4,685.61x = 23,888,772.36
  5. Step 5: Solve for x
    x = 23,888,772.36/4,685.61
  6. Step 6: Final answer
    x = 5,098.33

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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.