Home / 2,088.33-3,134.07-1,428.63

Finding the Fourth Proportional to 2,088.33, 3,134.07 and 1,428.63

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Solution

The fourth proportional to 2,088.33, 3,134.07 and 1,428.63 is: 2,144.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.33 : 3,134.07 = 1,428.63 : x
  2. Step 2: Convert to fraction form
    2,088.33/3,134.07 = 1,428.63/x
  3. Step 3: Cross multiply
    2,088.33x = 3,134.07 × 1,428.63
  4. Step 4: Simplify right side
    2,088.33x = 4,477,426.42
  5. Step 5: Solve for x
    x = 4,477,426.42/2,088.33
  6. Step 6: Final answer
    x = 2,144.02

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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.