Home / 5,522-7,623.18-4,260.22

Finding the Fourth Proportional to 5,522, 7,623.18 and 4,260.22

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Solution

The fourth proportional to 5,522, 7,623.18 and 4,260.22 is: 5,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522 : 7,623.18 = 4,260.22 : x
  2. Step 2: Convert to fraction form
    5,522/7,623.18 = 4,260.22/x
  3. Step 3: Cross multiply
    5,522x = 7,623.18 × 4,260.22
  4. Step 4: Simplify right side
    5,522x = 32,476,423.90
  5. Step 5: Solve for x
    x = 32,476,423.90/5,522
  6. Step 6: Final answer
    x = 5,881.28

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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.