Home / 10,365.11-15,543.09-2,967.89

Finding the Fourth Proportional to 10,365.11, 15,543.09 and 2,967.89

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Solution

The fourth proportional to 10,365.11, 15,543.09 and 2,967.89 is: 4,450.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.11 : 15,543.09 = 2,967.89 : x
  2. Step 2: Convert to fraction form
    10,365.11/15,543.09 = 2,967.89/x
  3. Step 3: Cross multiply
    10,365.11x = 15,543.09 × 2,967.89
  4. Step 4: Simplify right side
    10,365.11x = 46,130,103.66
  5. Step 5: Solve for x
    x = 46,130,103.66/10,365.11
  6. Step 6: Final answer
    x = 4,450.52

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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.