Home / 8,170.60-12,252.54-2,973.64

Finding the Fourth Proportional to 8,170.60, 12,252.54 and 2,973.64

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Solution

The fourth proportional to 8,170.60, 12,252.54 and 2,973.64 is: 4,459.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.60 : 12,252.54 = 2,973.64 : x
  2. Step 2: Convert to fraction form
    8,170.60/12,252.54 = 2,973.64/x
  3. Step 3: Cross multiply
    8,170.60x = 12,252.54 × 2,973.64
  4. Step 4: Simplify right side
    8,170.60x = 36,434,643.05
  5. Step 5: Solve for x
    x = 36,434,643.05/8,170.60
  6. Step 6: Final answer
    x = 4,459.24

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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.