Home / 6,007.36-8,290.19-3,489.58

Finding the Fourth Proportional to 6,007.36, 8,290.19 and 3,489.58

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Solution

The fourth proportional to 6,007.36, 8,290.19 and 3,489.58 is: 4,815.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,007.36 : 8,290.19 = 3,489.58 : x
  2. Step 2: Convert to fraction form
    6,007.36/8,290.19 = 3,489.58/x
  3. Step 3: Cross multiply
    6,007.36x = 8,290.19 × 3,489.58
  4. Step 4: Simplify right side
    6,007.36x = 28,929,281.22
  5. Step 5: Solve for x
    x = 28,929,281.22/6,007.36
  6. Step 6: Final answer
    x = 4,815.64

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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.