Home / 8,799.54-12,143.57-5,022.63

Finding the Fourth Proportional to 8,799.54, 12,143.57 and 5,022.63

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Solution

The fourth proportional to 8,799.54, 12,143.57 and 5,022.63 is: 6,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.54 : 12,143.57 = 5,022.63 : x
  2. Step 2: Convert to fraction form
    8,799.54/12,143.57 = 5,022.63/x
  3. Step 3: Cross multiply
    8,799.54x = 12,143.57 × 5,022.63
  4. Step 4: Simplify right side
    8,799.54x = 60,992,658.99
  5. Step 5: Solve for x
    x = 60,992,658.99/8,799.54
  6. Step 6: Final answer
    x = 6,931.35

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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.