Home / 6,851.29-9,454.79-3,707.47

Finding the Fourth Proportional to 6,851.29, 9,454.79 and 3,707.47

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Solution

The fourth proportional to 6,851.29, 9,454.79 and 3,707.47 is: 5,116.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,851.29 : 9,454.79 = 3,707.47 : x
  2. Step 2: Convert to fraction form
    6,851.29/9,454.79 = 3,707.47/x
  3. Step 3: Cross multiply
    6,851.29x = 9,454.79 × 3,707.47
  4. Step 4: Simplify right side
    6,851.29x = 35,053,350.28
  5. Step 5: Solve for x
    x = 35,053,350.28/6,851.29
  6. Step 6: Final answer
    x = 5,116.31

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1.5x scale

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.