Home / 8,749.67-13,127.03-2,827.46

Finding the Fourth Proportional to 8,749.67, 13,127.03 and 2,827.46

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Solution

The fourth proportional to 8,749.67, 13,127.03 and 2,827.46 is: 4,242.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.67 : 13,127.03 = 2,827.46 : x
  2. Step 2: Convert to fraction form
    8,749.67/13,127.03 = 2,827.46/x
  3. Step 3: Cross multiply
    8,749.67x = 13,127.03 × 2,827.46
  4. Step 4: Simplify right side
    8,749.67x = 37,116,093.68
  5. Step 5: Solve for x
    x = 37,116,093.68/8,749.67
  6. Step 6: Final answer
    x = 4,242.00

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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.