Home / 9,126.36-13,679.16-4,671.54

Finding the Fourth Proportional to 9,126.36, 13,679.16 and 4,671.54

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Solution

The fourth proportional to 9,126.36, 13,679.16 and 4,671.54 is: 7,002.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126.36 : 13,679.16 = 4,671.54 : x
  2. Step 2: Convert to fraction form
    9,126.36/13,679.16 = 4,671.54/x
  3. Step 3: Cross multiply
    9,126.36x = 13,679.16 × 4,671.54
  4. Step 4: Simplify right side
    9,126.36x = 63,902,743.11
  5. Step 5: Solve for x
    x = 63,902,743.11/9,126.36
  6. Step 6: Final answer
    x = 7,002.00

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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.