Home / 2,508.21-3,762.67-1,047.03

Finding the Fourth Proportional to 2,508.21, 3,762.67 and 1,047.03

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Solution

The fourth proportional to 2,508.21, 3,762.67 and 1,047.03 is: 1,570.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.21 : 3,762.67 = 1,047.03 : x
  2. Step 2: Convert to fraction form
    2,508.21/3,762.67 = 1,047.03/x
  3. Step 3: Cross multiply
    2,508.21x = 3,762.67 × 1,047.03
  4. Step 4: Simplify right side
    2,508.21x = 3,939,625.75
  5. Step 5: Solve for x
    x = 3,939,625.75/2,508.21
  6. Step 6: Final answer
    x = 1,570.69

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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.