Home / 8,237.63-12,353.88-2,971.96

Finding the Fourth Proportional to 8,237.63, 12,353.88 and 2,971.96

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Solution

The fourth proportional to 8,237.63, 12,353.88 and 2,971.96 is: 4,457.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.63 : 12,353.88 = 2,971.96 : x
  2. Step 2: Convert to fraction form
    8,237.63/12,353.88 = 2,971.96/x
  3. Step 3: Cross multiply
    8,237.63x = 12,353.88 × 2,971.96
  4. Step 4: Simplify right side
    8,237.63x = 36,715,237.20
  5. Step 5: Solve for x
    x = 36,715,237.20/8,237.63
  6. Step 6: Final answer
    x = 4,457.01

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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.