Home / 9,975.96-14,954.36-4,430.03

Finding the Fourth Proportional to 9,975.96, 14,954.36 and 4,430.03

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Solution

The fourth proportional to 9,975.96, 14,954.36 and 4,430.03 is: 6,640.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.96 : 14,954.36 = 4,430.03 : x
  2. Step 2: Convert to fraction form
    9,975.96/14,954.36 = 4,430.03/x
  3. Step 3: Cross multiply
    9,975.96x = 14,954.36 × 4,430.03
  4. Step 4: Simplify right side
    9,975.96x = 66,248,166.51
  5. Step 5: Solve for x
    x = 66,248,166.51/9,975.96
  6. Step 6: Final answer
    x = 6,640.78

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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.