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Finding the Fourth Proportional to 9,271.03, 13,905.07 and 3,030.99

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Solution

The fourth proportional to 9,271.03, 13,905.07 and 3,030.99 is: 4,546.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.03 : 13,905.07 = 3,030.99 : x
  2. Step 2: Convert to fraction form
    9,271.03/13,905.07 = 3,030.99/x
  3. Step 3: Cross multiply
    9,271.03x = 13,905.07 × 3,030.99
  4. Step 4: Simplify right side
    9,271.03x = 42,146,128.12
  5. Step 5: Solve for x
    x = 42,146,128.12/9,271.03
  6. Step 6: Final answer
    x = 4,546.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.