Home / 6,734.60-10,097.90-4,139.40

Finding the Fourth Proportional to 6,734.60, 10,097.90 and 4,139.40

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Solution

The fourth proportional to 6,734.60, 10,097.90 and 4,139.40 is: 6,206.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,734.60 : 10,097.90 = 4,139.40 : x
  2. Step 2: Convert to fraction form
    6,734.60/10,097.90 = 4,139.40/x
  3. Step 3: Cross multiply
    6,734.60x = 10,097.90 × 4,139.40
  4. Step 4: Simplify right side
    6,734.60x = 41,799,247.26
  5. Step 5: Solve for x
    x = 41,799,247.26/6,734.60
  6. Step 6: Final answer
    x = 6,206.64

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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.