Home / 5,089.82-7,024.07-2,851.59

Finding the Fourth Proportional to 5,089.82, 7,024.07 and 2,851.59

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Solution

The fourth proportional to 5,089.82, 7,024.07 and 2,851.59 is: 3,935.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.82 : 7,024.07 = 2,851.59 : x
  2. Step 2: Convert to fraction form
    5,089.82/7,024.07 = 2,851.59/x
  3. Step 3: Cross multiply
    5,089.82x = 7,024.07 × 2,851.59
  4. Step 4: Simplify right side
    5,089.82x = 20,029,767.77
  5. Step 5: Solve for x
    x = 20,029,767.77/5,089.82
  6. Step 6: Final answer
    x = 3,935.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.