Home / 10,908.51-16,368.63-4,334.75

Finding the Fourth Proportional to 10,908.51, 16,368.63 and 4,334.75

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Solution

The fourth proportional to 10,908.51, 16,368.63 and 4,334.75 is: 6,504.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.51 : 16,368.63 = 4,334.75 : x
  2. Step 2: Convert to fraction form
    10,908.51/16,368.63 = 4,334.75/x
  3. Step 3: Cross multiply
    10,908.51x = 16,368.63 × 4,334.75
  4. Step 4: Simplify right side
    10,908.51x = 70,953,918.89
  5. Step 5: Solve for x
    x = 70,953,918.89/10,908.51
  6. Step 6: Final answer
    x = 6,504.46

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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.