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Finding the Fourth Proportional to 9,250.54, 12,752.94 and 6,261.64

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Solution

The fourth proportional to 9,250.54, 12,752.94 and 6,261.64 is: 8,632.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.54 : 12,752.94 = 6,261.64 : x
  2. Step 2: Convert to fraction form
    9,250.54/12,752.94 = 6,261.64/x
  3. Step 3: Cross multiply
    9,250.54x = 12,752.94 × 6,261.64
  4. Step 4: Simplify right side
    9,250.54x = 79,854,319.22
  5. Step 5: Solve for x
    x = 79,854,319.22/9,250.54
  6. Step 6: Final answer
    x = 8,632.40

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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.