Home / 5,257.90-7,253.53-3,019.22

Finding the Fourth Proportional to 5,257.90, 7,253.53 and 3,019.22

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Solution

The fourth proportional to 5,257.90, 7,253.53 and 3,019.22 is: 4,165.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.90 : 7,253.53 = 3,019.22 : x
  2. Step 2: Convert to fraction form
    5,257.90/7,253.53 = 3,019.22/x
  3. Step 3: Cross multiply
    5,257.90x = 7,253.53 × 3,019.22
  4. Step 4: Simplify right side
    5,257.90x = 21,900,002.85
  5. Step 5: Solve for x
    x = 21,900,002.85/5,257.90
  6. Step 6: Final answer
    x = 4,165.16

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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.