Home / 6,680.57-10,020.86-2,521.51

Finding the Fourth Proportional to 6,680.57, 10,020.86 and 2,521.51

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Solution

The fourth proportional to 6,680.57, 10,020.86 and 2,521.51 is: 3,782.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.57 : 10,020.86 = 2,521.51 : x
  2. Step 2: Convert to fraction form
    6,680.57/10,020.86 = 2,521.51/x
  3. Step 3: Cross multiply
    6,680.57x = 10,020.86 × 2,521.51
  4. Step 4: Simplify right side
    6,680.57x = 25,267,635.99
  5. Step 5: Solve for x
    x = 25,267,635.99/6,680.57
  6. Step 6: Final answer
    x = 3,782.26

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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.