Home / 4,840.66-6,679.94-2,851.35

Finding the Fourth Proportional to 4,840.66, 6,679.94 and 2,851.35

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Solution

The fourth proportional to 4,840.66, 6,679.94 and 2,851.35 is: 3,934.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.66 : 6,679.94 = 2,851.35 : x
  2. Step 2: Convert to fraction form
    4,840.66/6,679.94 = 2,851.35/x
  3. Step 3: Cross multiply
    4,840.66x = 6,679.94 × 2,851.35
  4. Step 4: Simplify right side
    4,840.66x = 19,046,869.25
  5. Step 5: Solve for x
    x = 19,046,869.25/4,840.66
  6. Step 6: Final answer
    x = 3,934.77

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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.