Home / 6,730.40-10,087.20-3,444.80

Finding the Fourth Proportional to 6,730.40, 10,087.20 and 3,444.80

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Solution

The fourth proportional to 6,730.40, 10,087.20 and 3,444.80 is: 5,162.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,730.40 : 10,087.20 = 3,444.80 : x
  2. Step 2: Convert to fraction form
    6,730.40/10,087.20 = 3,444.80/x
  3. Step 3: Cross multiply
    6,730.40x = 10,087.20 × 3,444.80
  4. Step 4: Simplify right side
    6,730.40x = 34,748,386.56
  5. Step 5: Solve for x
    x = 34,748,386.56/6,730.40
  6. Step 6: Final answer
    x = 5,162.90

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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.