Home / 9,492.05-14,239.43-2,918.79

Finding the Fourth Proportional to 9,492.05, 14,239.43 and 2,918.79

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Solution

The fourth proportional to 9,492.05, 14,239.43 and 2,918.79 is: 4,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,492.05 : 14,239.43 = 2,918.79 : x
  2. Step 2: Convert to fraction form
    9,492.05/14,239.43 = 2,918.79/x
  3. Step 3: Cross multiply
    9,492.05x = 14,239.43 × 2,918.79
  4. Step 4: Simplify right side
    9,492.05x = 41,561,905.89
  5. Step 5: Solve for x
    x = 41,561,905.89/9,492.05
  6. Step 6: Final answer
    x = 4,378.60

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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.