Home / 5,992.20-8,966.40-3,528.16

Finding the Fourth Proportional to 5,992.20, 8,966.40 and 3,528.16

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Solution

The fourth proportional to 5,992.20, 8,966.40 and 3,528.16 is: 5,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,992.20 : 8,966.40 = 3,528.16 : x
  2. Step 2: Convert to fraction form
    5,992.20/8,966.40 = 3,528.16/x
  3. Step 3: Cross multiply
    5,992.20x = 8,966.40 × 3,528.16
  4. Step 4: Simplify right side
    5,992.20x = 31,634,893.82
  5. Step 5: Solve for x
    x = 31,634,893.82/5,992.20
  6. Step 6: Final answer
    x = 5,279.35

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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.