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Finding the Fourth Proportional to 9,250.01, 12,765.03 and 5,271.11

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Solution

The fourth proportional to 9,250.01, 12,765.03 and 5,271.11 is: 7,274.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.01 : 12,765.03 = 5,271.11 : x
  2. Step 2: Convert to fraction form
    9,250.01/12,765.03 = 5,271.11/x
  3. Step 3: Cross multiply
    9,250.01x = 12,765.03 × 5,271.11
  4. Step 4: Simplify right side
    9,250.01x = 67,285,877.28
  5. Step 5: Solve for x
    x = 67,285,877.28/9,250.01
  6. Step 6: Final answer
    x = 7,274.14

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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.