Home / 9,917.37-14,875.65-3,343.55

Finding the Fourth Proportional to 9,917.37, 14,875.65 and 3,343.55

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Solution

The fourth proportional to 9,917.37, 14,875.65 and 3,343.55 is: 5,015.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917.37 : 14,875.65 = 3,343.55 : x
  2. Step 2: Convert to fraction form
    9,917.37/14,875.65 = 3,343.55/x
  3. Step 3: Cross multiply
    9,917.37x = 14,875.65 × 3,343.55
  4. Step 4: Simplify right side
    9,917.37x = 49,737,405.18
  5. Step 5: Solve for x
    x = 49,737,405.18/9,917.37
  6. Step 6: Final answer
    x = 5,015.18

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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.