Home / 10,645.65-15,967.77-4,404.03

Finding the Fourth Proportional to 10,645.65, 15,967.77 and 4,404.03

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Solution

The fourth proportional to 10,645.65, 15,967.77 and 4,404.03 is: 6,605.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,645.65 : 15,967.77 = 4,404.03 : x
  2. Step 2: Convert to fraction form
    10,645.65/15,967.77 = 4,404.03/x
  3. Step 3: Cross multiply
    10,645.65x = 15,967.77 × 4,404.03
  4. Step 4: Simplify right side
    10,645.65x = 70,322,538.11
  5. Step 5: Solve for x
    x = 70,322,538.11/10,645.65
  6. Step 6: Final answer
    x = 6,605.75

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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.