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Finding the Fourth Proportional to 4,860.94, 6,708.08 and 2,736.47

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Solution

The fourth proportional to 4,860.94, 6,708.08 and 2,736.47 is: 3,776.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.94 : 6,708.08 = 2,736.47 : x
  2. Step 2: Convert to fraction form
    4,860.94/6,708.08 = 2,736.47/x
  3. Step 3: Cross multiply
    4,860.94x = 6,708.08 × 2,736.47
  4. Step 4: Simplify right side
    4,860.94x = 18,356,459.68
  5. Step 5: Solve for x
    x = 18,356,459.68/4,860.94
  6. Step 6: Final answer
    x = 3,776.32

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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.