Home / 2,125.93-3,182.94-1,604.29

Finding the Fourth Proportional to 2,125.93, 3,182.94 and 1,604.29

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Solution

The fourth proportional to 2,125.93, 3,182.94 and 1,604.29 is: 2,401.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.93 : 3,182.94 = 1,604.29 : x
  2. Step 2: Convert to fraction form
    2,125.93/3,182.94 = 1,604.29/x
  3. Step 3: Cross multiply
    2,125.93x = 3,182.94 × 1,604.29
  4. Step 4: Simplify right side
    2,125.93x = 5,106,358.81
  5. Step 5: Solve for x
    x = 5,106,358.81/2,125.93
  6. Step 6: Final answer
    x = 2,401.94

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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.