Home / 5,012.48-7,521.44-2,091.04

Finding the Fourth Proportional to 5,012.48, 7,521.44 and 2,091.04

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Solution

The fourth proportional to 5,012.48, 7,521.44 and 2,091.04 is: 3,137.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.48 : 7,521.44 = 2,091.04 : x
  2. Step 2: Convert to fraction form
    5,012.48/7,521.44 = 2,091.04/x
  3. Step 3: Cross multiply
    5,012.48x = 7,521.44 × 2,091.04
  4. Step 4: Simplify right side
    5,012.48x = 15,727,631.90
  5. Step 5: Solve for x
    x = 15,727,631.90/5,012.48
  6. Step 6: Final answer
    x = 3,137.69

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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.