Home / 8,749.98-13,105.53-4,851.90

Finding the Fourth Proportional to 8,749.98, 13,105.53 and 4,851.90

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Solution

The fourth proportional to 8,749.98, 13,105.53 and 4,851.90 is: 7,267.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.98 : 13,105.53 = 4,851.90 : x
  2. Step 2: Convert to fraction form
    8,749.98/13,105.53 = 4,851.90/x
  3. Step 3: Cross multiply
    8,749.98x = 13,105.53 × 4,851.90
  4. Step 4: Simplify right side
    8,749.98x = 63,586,721.01
  5. Step 5: Solve for x
    x = 63,586,721.01/8,749.98
  6. Step 6: Final answer
    x = 7,267.07

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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.