Home / 6,316.74-8,716.61-3,483.90

Finding the Fourth Proportional to 6,316.74, 8,716.61 and 3,483.90

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Solution

The fourth proportional to 6,316.74, 8,716.61 and 3,483.90 is: 4,807.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.74 : 8,716.61 = 3,483.90 : x
  2. Step 2: Convert to fraction form
    6,316.74/8,716.61 = 3,483.90/x
  3. Step 3: Cross multiply
    6,316.74x = 8,716.61 × 3,483.90
  4. Step 4: Simplify right side
    6,316.74x = 30,367,806.29
  5. Step 5: Solve for x
    x = 30,367,806.29/6,316.74
  6. Step 6: Final answer
    x = 4,807.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.