Home / 5,225.97-7,839.74-1,528.45

Finding the Fourth Proportional to 5,225.97, 7,839.74 and 1,528.45

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Solution

The fourth proportional to 5,225.97, 7,839.74 and 1,528.45 is: 2,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.97 : 7,839.74 = 1,528.45 : x
  2. Step 2: Convert to fraction form
    5,225.97/7,839.74 = 1,528.45/x
  3. Step 3: Cross multiply
    5,225.97x = 7,839.74 × 1,528.45
  4. Step 4: Simplify right side
    5,225.97x = 11,982,650.60
  5. Step 5: Solve for x
    x = 11,982,650.60/5,225.97
  6. Step 6: Final answer
    x = 2,292.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.