Home / 6,851.20-9,440.71-4,727.38

Finding the Fourth Proportional to 6,851.20, 9,440.71 and 4,727.38

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Solution

The fourth proportional to 6,851.20, 9,440.71 and 4,727.38 is: 6,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,851.20 : 9,440.71 = 4,727.38 : x
  2. Step 2: Convert to fraction form
    6,851.20/9,440.71 = 4,727.38/x
  3. Step 3: Cross multiply
    6,851.20x = 9,440.71 × 4,727.38
  4. Step 4: Simplify right side
    6,851.20x = 44,629,823.64
  5. Step 5: Solve for x
    x = 44,629,823.64/6,851.20
  6. Step 6: Final answer
    x = 6,514.16

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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.