Home / 8,237.04-12,354.66-2,971.86

Finding the Fourth Proportional to 8,237.04, 12,354.66 and 2,971.86

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Solution

The fourth proportional to 8,237.04, 12,354.66 and 2,971.86 is: 4,457.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.04 : 12,354.66 = 2,971.86 : x
  2. Step 2: Convert to fraction form
    8,237.04/12,354.66 = 2,971.86/x
  3. Step 3: Cross multiply
    8,237.04x = 12,354.66 × 2,971.86
  4. Step 4: Simplify right side
    8,237.04x = 36,716,319.87
  5. Step 5: Solve for x
    x = 36,716,319.87/8,237.04
  6. Step 6: Final answer
    x = 4,457.47

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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.