Home / 6,968.36-10,449.76-3,070

Finding the Fourth Proportional to 6,968.36, 10,449.76 and 3,070

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Solution

The fourth proportional to 6,968.36, 10,449.76 and 3,070 is: 4,603.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.36 : 10,449.76 = 3,070 : x
  2. Step 2: Convert to fraction form
    6,968.36/10,449.76 = 3,070/x
  3. Step 3: Cross multiply
    6,968.36x = 10,449.76 × 3,070
  4. Step 4: Simplify right side
    6,968.36x = 32,080,763.20
  5. Step 5: Solve for x
    x = 32,080,763.20/6,968.36
  6. Step 6: Final answer
    x = 4,603.78

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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.