Home / 5,374.89-7,395.62-5,245.29

Finding the Fourth Proportional to 5,374.89, 7,395.62 and 5,245.29

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Solution

The fourth proportional to 5,374.89, 7,395.62 and 5,245.29 is: 7,217.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.89 : 7,395.62 = 5,245.29 : x
  2. Step 2: Convert to fraction form
    5,374.89/7,395.62 = 5,245.29/x
  3. Step 3: Cross multiply
    5,374.89x = 7,395.62 × 5,245.29
  4. Step 4: Simplify right side
    5,374.89x = 38,792,145.40
  5. Step 5: Solve for x
    x = 38,792,145.40/5,374.89
  6. Step 6: Final answer
    x = 7,217.29

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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.