Home / 3,448.63-4,759.39-2,888.14

Finding the Fourth Proportional to 3,448.63, 4,759.39 and 2,888.14

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Solution

The fourth proportional to 3,448.63, 4,759.39 and 2,888.14 is: 3,985.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.63 : 4,759.39 = 2,888.14 : x
  2. Step 2: Convert to fraction form
    3,448.63/4,759.39 = 2,888.14/x
  3. Step 3: Cross multiply
    3,448.63x = 4,759.39 × 2,888.14
  4. Step 4: Simplify right side
    3,448.63x = 13,745,784.63
  5. Step 5: Solve for x
    x = 13,745,784.63/3,448.63
  6. Step 6: Final answer
    x = 3,985.87

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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.