Home / 9,945.48-14,918.21-2,925.65

Finding the Fourth Proportional to 9,945.48, 14,918.21 and 2,925.65

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Solution

The fourth proportional to 9,945.48, 14,918.21 and 2,925.65 is: 4,388.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945.48 : 14,918.21 = 2,925.65 : x
  2. Step 2: Convert to fraction form
    9,945.48/14,918.21 = 2,925.65/x
  3. Step 3: Cross multiply
    9,945.48x = 14,918.21 × 2,925.65
  4. Step 4: Simplify right side
    9,945.48x = 43,645,494.72
  5. Step 5: Solve for x
    x = 43,645,494.72/9,945.48
  6. Step 6: Final answer
    x = 4,388.47

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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.