Home / 10,642.96-15,964.56-4,069.48

Finding the Fourth Proportional to 10,642.96, 15,964.56 and 4,069.48

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Solution

The fourth proportional to 10,642.96, 15,964.56 and 4,069.48 is: 6,104.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,642.96 : 15,964.56 = 4,069.48 : x
  2. Step 2: Convert to fraction form
    10,642.96/15,964.56 = 4,069.48/x
  3. Step 3: Cross multiply
    10,642.96x = 15,964.56 × 4,069.48
  4. Step 4: Simplify right side
    10,642.96x = 64,967,457.63
  5. Step 5: Solve for x
    x = 64,967,457.63/10,642.96
  6. Step 6: Final answer
    x = 6,104.27

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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.