Home / 8,598.14-12,886.80-3,911.72

Finding the Fourth Proportional to 8,598.14, 12,886.80 and 3,911.72

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Solution

The fourth proportional to 8,598.14, 12,886.80 and 3,911.72 is: 5,862.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,598.14 : 12,886.80 = 3,911.72 : x
  2. Step 2: Convert to fraction form
    8,598.14/12,886.80 = 3,911.72/x
  3. Step 3: Cross multiply
    8,598.14x = 12,886.80 × 3,911.72
  4. Step 4: Simplify right side
    8,598.14x = 50,409,553.30
  5. Step 5: Solve for x
    x = 50,409,553.30/8,598.14
  6. Step 6: Final answer
    x = 5,862.84

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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.