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Finding the Fourth Proportional to 9,266.52, 12,783.03 and 6,281.34

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Solution

The fourth proportional to 9,266.52, 12,783.03 and 6,281.34 is: 8,665.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,266.52 : 12,783.03 = 6,281.34 : x
  2. Step 2: Convert to fraction form
    9,266.52/12,783.03 = 6,281.34/x
  3. Step 3: Cross multiply
    9,266.52x = 12,783.03 × 6,281.34
  4. Step 4: Simplify right side
    9,266.52x = 80,294,557.66
  5. Step 5: Solve for x
    x = 80,294,557.66/9,266.52
  6. Step 6: Final answer
    x = 8,665.02

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1.5x scale

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.