Home / 11,048.78-15,247.98-6,333.36

Finding the Fourth Proportional to 11,048.78, 15,247.98 and 6,333.36

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Solution

The fourth proportional to 11,048.78, 15,247.98 and 6,333.36 is: 8,740.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048.78 : 15,247.98 = 6,333.36 : x
  2. Step 2: Convert to fraction form
    11,048.78/15,247.98 = 6,333.36/x
  3. Step 3: Cross multiply
    11,048.78x = 15,247.98 × 6,333.36
  4. Step 4: Simplify right side
    11,048.78x = 96,570,946.61
  5. Step 5: Solve for x
    x = 96,570,946.61/11,048.78
  6. Step 6: Final answer
    x = 8,740.42

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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.