Home / 2,900.60-4,351.70-1,144.52

Finding the Fourth Proportional to 2,900.60, 4,351.70 and 1,144.52

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Solution

The fourth proportional to 2,900.60, 4,351.70 and 1,144.52 is: 1,717.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.60 : 4,351.70 = 1,144.52 : x
  2. Step 2: Convert to fraction form
    2,900.60/4,351.70 = 1,144.52/x
  3. Step 3: Cross multiply
    2,900.60x = 4,351.70 × 1,144.52
  4. Step 4: Simplify right side
    2,900.60x = 4,980,588.79
  5. Step 5: Solve for x
    x = 4,980,588.79/2,900.60
  6. Step 6: Final answer
    x = 1,717.09

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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.