Home / 7,724.92-10,665.30-5,953.24

Finding the Fourth Proportional to 7,724.92, 10,665.30 and 5,953.24

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Solution

The fourth proportional to 7,724.92, 10,665.30 and 5,953.24 is: 8,219.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.92 : 10,665.30 = 5,953.24 : x
  2. Step 2: Convert to fraction form
    7,724.92/10,665.30 = 5,953.24/x
  3. Step 3: Cross multiply
    7,724.92x = 10,665.30 × 5,953.24
  4. Step 4: Simplify right side
    7,724.92x = 63,493,090.57
  5. Step 5: Solve for x
    x = 63,493,090.57/7,724.92
  6. Step 6: Final answer
    x = 8,219.26

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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.