Home / 5,522.47-7,621.10-3,004.63

Finding the Fourth Proportional to 5,522.47, 7,621.10 and 3,004.63

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Solution

The fourth proportional to 5,522.47, 7,621.10 and 3,004.63 is: 4,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.47 : 7,621.10 = 3,004.63 : x
  2. Step 2: Convert to fraction form
    5,522.47/7,621.10 = 3,004.63/x
  3. Step 3: Cross multiply
    5,522.47x = 7,621.10 × 3,004.63
  4. Step 4: Simplify right side
    5,522.47x = 22,898,585.69
  5. Step 5: Solve for x
    x = 22,898,585.69/5,522.47
  6. Step 6: Final answer
    x = 4,146.44

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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.