Home / 8,258.24-12,384.45-5,292.42

Finding the Fourth Proportional to 8,258.24, 12,384.45 and 5,292.42

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Solution

The fourth proportional to 8,258.24, 12,384.45 and 5,292.42 is: 7,936.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.24 : 12,384.45 = 5,292.42 : x
  2. Step 2: Convert to fraction form
    8,258.24/12,384.45 = 5,292.42/x
  3. Step 3: Cross multiply
    8,258.24x = 12,384.45 × 5,292.42
  4. Step 4: Simplify right side
    8,258.24x = 65,543,710.87
  5. Step 5: Solve for x
    x = 65,543,710.87/8,258.24
  6. Step 6: Final answer
    x = 7,936.77

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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.