Home / 9,101.93-13,654.44-4,172.00

Finding the Fourth Proportional to 9,101.93, 13,654.44 and 4,172.00

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Solution

The fourth proportional to 9,101.93, 13,654.44 and 4,172.00 is: 6,258.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101.93 : 13,654.44 = 4,172.00 : x
  2. Step 2: Convert to fraction form
    9,101.93/13,654.44 = 4,172.00/x
  3. Step 3: Cross multiply
    9,101.93x = 13,654.44 × 4,172.00
  4. Step 4: Simplify right side
    9,101.93x = 56,966,255.41
  5. Step 5: Solve for x
    x = 56,966,255.41/9,101.93
  6. Step 6: Final answer
    x = 6,258.70

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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.