Home / 9,938.03-14,907.12-2,918.15

Finding the Fourth Proportional to 9,938.03, 14,907.12 and 2,918.15

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Solution

The fourth proportional to 9,938.03, 14,907.12 and 2,918.15 is: 4,377.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.03 : 14,907.12 = 2,918.15 : x
  2. Step 2: Convert to fraction form
    9,938.03/14,907.12 = 2,918.15/x
  3. Step 3: Cross multiply
    9,938.03x = 14,907.12 × 2,918.15
  4. Step 4: Simplify right side
    9,938.03x = 43,501,197.64
  5. Step 5: Solve for x
    x = 43,501,197.64/9,938.03
  6. Step 6: Final answer
    x = 4,377.25

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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.