Home / 4,955.05-6,840.15-3,468.80

Finding the Fourth Proportional to 4,955.05, 6,840.15 and 3,468.80

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Solution

The fourth proportional to 4,955.05, 6,840.15 and 3,468.80 is: 4,788.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.05 : 6,840.15 = 3,468.80 : x
  2. Step 2: Convert to fraction form
    4,955.05/6,840.15 = 3,468.80/x
  3. Step 3: Cross multiply
    4,955.05x = 6,840.15 × 3,468.80
  4. Step 4: Simplify right side
    4,955.05x = 23,727,060.78
  5. Step 5: Solve for x
    x = 23,727,060.78/4,955.05
  6. Step 6: Final answer
    x = 4,788.47

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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.