Home / 7,583.01-11,365.19-3,421.83

Finding the Fourth Proportional to 7,583.01, 11,365.19 and 3,421.83

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Solution

The fourth proportional to 7,583.01, 11,365.19 and 3,421.83 is: 5,128.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583.01 : 11,365.19 = 3,421.83 : x
  2. Step 2: Convert to fraction form
    7,583.01/11,365.19 = 3,421.83/x
  3. Step 3: Cross multiply
    7,583.01x = 11,365.19 × 3,421.83
  4. Step 4: Simplify right side
    7,583.01x = 38,889,748.10
  5. Step 5: Solve for x
    x = 38,889,748.10/7,583.01
  6. Step 6: Final answer
    x = 5,128.54

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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.