Home / 7,528.47-10,383.15-5,297.73

Finding the Fourth Proportional to 7,528.47, 10,383.15 and 5,297.73

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Solution

The fourth proportional to 7,528.47, 10,383.15 and 5,297.73 is: 7,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.47 : 10,383.15 = 5,297.73 : x
  2. Step 2: Convert to fraction form
    7,528.47/10,383.15 = 5,297.73/x
  3. Step 3: Cross multiply
    7,528.47x = 10,383.15 × 5,297.73
  4. Step 4: Simplify right side
    7,528.47x = 55,007,125.25
  5. Step 5: Solve for x
    x = 55,007,125.25/7,528.47
  6. Step 6: Final answer
    x = 7,306.55

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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.