Home / 10,040.96-15,051.52-4,201.60

Finding the Fourth Proportional to 10,040.96, 15,051.52 and 4,201.60

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Solution

The fourth proportional to 10,040.96, 15,051.52 and 4,201.60 is: 6,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.96 : 15,051.52 = 4,201.60 : x
  2. Step 2: Convert to fraction form
    10,040.96/15,051.52 = 4,201.60/x
  3. Step 3: Cross multiply
    10,040.96x = 15,051.52 × 4,201.60
  4. Step 4: Simplify right side
    10,040.96x = 63,240,466.43
  5. Step 5: Solve for x
    x = 63,240,466.43/10,040.96
  6. Step 6: Final answer
    x = 6,298.25

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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.