Home / 4,013.70-6,020.72-1,240.31

Finding the Fourth Proportional to 4,013.70, 6,020.72 and 1,240.31

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Solution

The fourth proportional to 4,013.70, 6,020.72 and 1,240.31 is: 1,860.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.70 : 6,020.72 = 1,240.31 : x
  2. Step 2: Convert to fraction form
    4,013.70/6,020.72 = 1,240.31/x
  3. Step 3: Cross multiply
    4,013.70x = 6,020.72 × 1,240.31
  4. Step 4: Simplify right side
    4,013.70x = 7,467,522.92
  5. Step 5: Solve for x
    x = 7,467,522.92/4,013.70
  6. Step 6: Final answer
    x = 1,860.51

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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.