Home / 10,090.56-15,135.23-4,829.31

Finding the Fourth Proportional to 10,090.56, 15,135.23 and 4,829.31

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Solution

The fourth proportional to 10,090.56, 15,135.23 and 4,829.31 is: 7,243.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.56 : 15,135.23 = 4,829.31 : x
  2. Step 2: Convert to fraction form
    10,090.56/15,135.23 = 4,829.31/x
  3. Step 3: Cross multiply
    10,090.56x = 15,135.23 × 4,829.31
  4. Step 4: Simplify right side
    10,090.56x = 73,092,693.44
  5. Step 5: Solve for x
    x = 73,092,693.44/10,090.56
  6. Step 6: Final answer
    x = 7,243.67

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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.