Home / 2,867.89-4,302.07-1,224.46

Finding the Fourth Proportional to 2,867.89, 4,302.07 and 1,224.46

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Solution

The fourth proportional to 2,867.89, 4,302.07 and 1,224.46 is: 1,836.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.89 : 4,302.07 = 1,224.46 : x
  2. Step 2: Convert to fraction form
    2,867.89/4,302.07 = 1,224.46/x
  3. Step 3: Cross multiply
    2,867.89x = 4,302.07 × 1,224.46
  4. Step 4: Simplify right side
    2,867.89x = 5,267,712.63
  5. Step 5: Solve for x
    x = 5,267,712.63/2,867.89
  6. Step 6: Final answer
    x = 1,836.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.