Home / 7,945.02-11,918.07-2,397.96

Finding the Fourth Proportional to 7,945.02, 11,918.07 and 2,397.96

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Solution

The fourth proportional to 7,945.02, 11,918.07 and 2,397.96 is: 3,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.02 : 11,918.07 = 2,397.96 : x
  2. Step 2: Convert to fraction form
    7,945.02/11,918.07 = 2,397.96/x
  3. Step 3: Cross multiply
    7,945.02x = 11,918.07 × 2,397.96
  4. Step 4: Simplify right side
    7,945.02x = 28,579,055.14
  5. Step 5: Solve for x
    x = 28,579,055.14/7,945.02
  6. Step 6: Final answer
    x = 3,597.10

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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.