Home / 4,860.77-6,708.96-2,871.99

Finding the Fourth Proportional to 4,860.77, 6,708.96 and 2,871.99

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Solution

The fourth proportional to 4,860.77, 6,708.96 and 2,871.99 is: 3,964.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.77 : 6,708.96 = 2,871.99 : x
  2. Step 2: Convert to fraction form
    4,860.77/6,708.96 = 2,871.99/x
  3. Step 3: Cross multiply
    4,860.77x = 6,708.96 × 2,871.99
  4. Step 4: Simplify right side
    4,860.77x = 19,268,066.03
  5. Step 5: Solve for x
    x = 19,268,066.03/4,860.77
  6. Step 6: Final answer
    x = 3,964.00

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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.