Home / 4,040.16-6,060.96-1,266.72

Finding the Fourth Proportional to 4,040.16, 6,060.96 and 1,266.72

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Solution

The fourth proportional to 4,040.16, 6,060.96 and 1,266.72 is: 1,900.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.16 : 6,060.96 = 1,266.72 : x
  2. Step 2: Convert to fraction form
    4,040.16/6,060.96 = 1,266.72/x
  3. Step 3: Cross multiply
    4,040.16x = 6,060.96 × 1,266.72
  4. Step 4: Simplify right side
    4,040.16x = 7,677,539.25
  5. Step 5: Solve for x
    x = 7,677,539.25/4,040.16
  6. Step 6: Final answer
    x = 1,900.31

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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.