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Finding the Fourth Proportional to 8,592.06, 12,892.86 and 4,643.22

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Solution

The fourth proportional to 8,592.06, 12,892.86 and 4,643.22 is: 6,967.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,592.06 : 12,892.86 = 4,643.22 : x
  2. Step 2: Convert to fraction form
    8,592.06/12,892.86 = 4,643.22/x
  3. Step 3: Cross multiply
    8,592.06x = 12,892.86 × 4,643.22
  4. Step 4: Simplify right side
    8,592.06x = 59,864,385.41
  5. Step 5: Solve for x
    x = 59,864,385.41/8,592.06
  6. Step 6: Final answer
    x = 6,967.41

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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.