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Finding the Fourth Proportional to 9,357.25, 14,038.19 and 2,783.41

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Solution

The fourth proportional to 9,357.25, 14,038.19 and 2,783.41 is: 4,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357.25 : 14,038.19 = 2,783.41 : x
  2. Step 2: Convert to fraction form
    9,357.25/14,038.19 = 2,783.41/x
  3. Step 3: Cross multiply
    9,357.25x = 14,038.19 × 2,783.41
  4. Step 4: Simplify right side
    9,357.25x = 39,074,024.51
  5. Step 5: Solve for x
    x = 39,074,024.51/9,357.25
  6. Step 6: Final answer
    x = 4,175.80

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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.