Home / 7,723.29-10,660.04-5,074.28

Finding the Fourth Proportional to 7,723.29, 10,660.04 and 5,074.28

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Solution

The fourth proportional to 7,723.29, 10,660.04 and 5,074.28 is: 7,003.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.29 : 10,660.04 = 5,074.28 : x
  2. Step 2: Convert to fraction form
    7,723.29/10,660.04 = 5,074.28/x
  3. Step 3: Cross multiply
    7,723.29x = 10,660.04 × 5,074.28
  4. Step 4: Simplify right side
    7,723.29x = 54,092,027.77
  5. Step 5: Solve for x
    x = 54,092,027.77/7,723.29
  6. Step 6: Final answer
    x = 7,003.75

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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.