Home / 7,446.45-10,276.26-4,089.27

Finding the Fourth Proportional to 7,446.45, 10,276.26 and 4,089.27

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Solution

The fourth proportional to 7,446.45, 10,276.26 and 4,089.27 is: 5,643.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.45 : 10,276.26 = 4,089.27 : x
  2. Step 2: Convert to fraction form
    7,446.45/10,276.26 = 4,089.27/x
  3. Step 3: Cross multiply
    7,446.45x = 10,276.26 × 4,089.27
  4. Step 4: Simplify right side
    7,446.45x = 42,022,401.73
  5. Step 5: Solve for x
    x = 42,022,401.73/7,446.45
  6. Step 6: Final answer
    x = 5,643.28

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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.