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Finding the Fourth Proportional to 8,674.03, 11,970.14 and 4,695.11

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Solution

The fourth proportional to 8,674.03, 11,970.14 and 4,695.11 is: 6,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.03 : 11,970.14 = 4,695.11 : x
  2. Step 2: Convert to fraction form
    8,674.03/11,970.14 = 4,695.11/x
  3. Step 3: Cross multiply
    8,674.03x = 11,970.14 × 4,695.11
  4. Step 4: Simplify right side
    8,674.03x = 56,201,124.02
  5. Step 5: Solve for x
    x = 56,201,124.02/8,674.03
  6. Step 6: Final answer
    x = 6,479.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.