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Finding the Fourth Proportional to 9,838.04, 14,759.22 and 2,913.08

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Solution

The fourth proportional to 9,838.04, 14,759.22 and 2,913.08 is: 4,370.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838.04 : 14,759.22 = 2,913.08 : x
  2. Step 2: Convert to fraction form
    9,838.04/14,759.22 = 2,913.08/x
  3. Step 3: Cross multiply
    9,838.04x = 14,759.22 × 2,913.08
  4. Step 4: Simplify right side
    9,838.04x = 42,994,788.60
  5. Step 5: Solve for x
    x = 42,994,788.60/9,838.04
  6. Step 6: Final answer
    x = 4,370.26

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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.