Home / 10,493.36-14,481.48-5,778.68

Finding the Fourth Proportional to 10,493.36, 14,481.48 and 5,778.68

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Solution

The fourth proportional to 10,493.36, 14,481.48 and 5,778.68 is: 7,974.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493.36 : 14,481.48 = 5,778.68 : x
  2. Step 2: Convert to fraction form
    10,493.36/14,481.48 = 5,778.68/x
  3. Step 3: Cross multiply
    10,493.36x = 14,481.48 × 5,778.68
  4. Step 4: Simplify right side
    10,493.36x = 83,683,838.85
  5. Step 5: Solve for x
    x = 83,683,838.85/10,493.36
  6. Step 6: Final answer
    x = 7,974.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.