Home / 2,401.70-3,604.80-1,479.06

Finding the Fourth Proportional to 2,401.70, 3,604.80 and 1,479.06

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Solution

The fourth proportional to 2,401.70, 3,604.80 and 1,479.06 is: 2,219.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.70 : 3,604.80 = 1,479.06 : x
  2. Step 2: Convert to fraction form
    2,401.70/3,604.80 = 1,479.06/x
  3. Step 3: Cross multiply
    2,401.70x = 3,604.80 × 1,479.06
  4. Step 4: Simplify right side
    2,401.70x = 5,331,715.49
  5. Step 5: Solve for x
    x = 5,331,715.49/2,401.70
  6. Step 6: Final answer
    x = 2,219.97

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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.