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Finding the Fourth Proportional to 9,483.21, 14,280.44 and 8,264.84

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Solution

The fourth proportional to 9,483.21, 14,280.44 and 8,264.84 is: 12,445.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,483.21 : 14,280.44 = 8,264.84 : x
  2. Step 2: Convert to fraction form
    9,483.21/14,280.44 = 8,264.84/x
  3. Step 3: Cross multiply
    9,483.21x = 14,280.44 × 8,264.84
  4. Step 4: Simplify right side
    9,483.21x = 118,025,439.00
  5. Step 5: Solve for x
    x = 118,025,439.00/9,483.21
  6. Step 6: Final answer
    x = 12,445.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.