Home / 9,815.35-14,723.35-3,893.36

Finding the Fourth Proportional to 9,815.35, 14,723.35 and 3,893.36

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Solution

The fourth proportional to 9,815.35, 14,723.35 and 3,893.36 is: 5,840.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,815.35 : 14,723.35 = 3,893.36 : x
  2. Step 2: Convert to fraction form
    9,815.35/14,723.35 = 3,893.36/x
  3. Step 3: Cross multiply
    9,815.35x = 14,723.35 × 3,893.36
  4. Step 4: Simplify right side
    9,815.35x = 57,323,228.34
  5. Step 5: Solve for x
    x = 57,323,228.34/9,815.35
  6. Step 6: Final answer
    x = 5,840.16

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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.