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Finding the Fourth Proportional to 9,630.74, 14,375.26 and 8,927.30

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Solution

The fourth proportional to 9,630.74, 14,375.26 and 8,927.30 is: 13,325.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,630.74 : 14,375.26 = 8,927.30 : x
  2. Step 2: Convert to fraction form
    9,630.74/14,375.26 = 8,927.30/x
  3. Step 3: Cross multiply
    9,630.74x = 14,375.26 × 8,927.30
  4. Step 4: Simplify right side
    9,630.74x = 128,332,258.60
  5. Step 5: Solve for x
    x = 128,332,258.60/9,630.74
  6. Step 6: Final answer
    x = 13,325.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.