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Finding the Fourth Proportional to 9,376.51, 14,055 and 4,440.28

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Solution

The fourth proportional to 9,376.51, 14,055 and 4,440.28 is: 6,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,376.51 : 14,055 = 4,440.28 : x
  2. Step 2: Convert to fraction form
    9,376.51/14,055 = 4,440.28/x
  3. Step 3: Cross multiply
    9,376.51x = 14,055 × 4,440.28
  4. Step 4: Simplify right side
    9,376.51x = 62,408,135.40
  5. Step 5: Solve for x
    x = 62,408,135.40/9,376.51
  6. Step 6: Final answer
    x = 6,655.80

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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.