Home / 8,749.44-13,124.48-3,484.80

Finding the Fourth Proportional to 8,749.44, 13,124.48 and 3,484.80

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Solution

The fourth proportional to 8,749.44, 13,124.48 and 3,484.80 is: 5,227.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.44 : 13,124.48 = 3,484.80 : x
  2. Step 2: Convert to fraction form
    8,749.44/13,124.48 = 3,484.80/x
  3. Step 3: Cross multiply
    8,749.44x = 13,124.48 × 3,484.80
  4. Step 4: Simplify right side
    8,749.44x = 45,736,187.90
  5. Step 5: Solve for x
    x = 45,736,187.90/8,749.44
  6. Step 6: Final answer
    x = 5,227.33

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1.5x scale

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.