Home / 5,012.91-7,518.15-2,091.24

Finding the Fourth Proportional to 5,012.91, 7,518.15 and 2,091.24

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Solution

The fourth proportional to 5,012.91, 7,518.15 and 2,091.24 is: 3,136.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.91 : 7,518.15 = 2,091.24 : x
  2. Step 2: Convert to fraction form
    5,012.91/7,518.15 = 2,091.24/x
  3. Step 3: Cross multiply
    5,012.91x = 7,518.15 × 2,091.24
  4. Step 4: Simplify right side
    5,012.91x = 15,722,256.01
  5. Step 5: Solve for x
    x = 15,722,256.01/5,012.91
  6. Step 6: Final answer
    x = 3,136.35

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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.