Home / 5,089.93-7,024.14-3,100.12

Finding the Fourth Proportional to 5,089.93, 7,024.14 and 3,100.12

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Solution

The fourth proportional to 5,089.93, 7,024.14 and 3,100.12 is: 4,278.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.93 : 7,024.14 = 3,100.12 : x
  2. Step 2: Convert to fraction form
    5,089.93/7,024.14 = 3,100.12/x
  3. Step 3: Cross multiply
    5,089.93x = 7,024.14 × 3,100.12
  4. Step 4: Simplify right side
    5,089.93x = 21,775,676.90
  5. Step 5: Solve for x
    x = 21,775,676.90/5,089.93
  6. Step 6: Final answer
    x = 4,278.19

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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.