Home / 11,283.99-15,571.31-6,248.12

Finding the Fourth Proportional to 11,283.99, 15,571.31 and 6,248.12

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Solution

The fourth proportional to 11,283.99, 15,571.31 and 6,248.12 is: 8,622.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.99 : 15,571.31 = 6,248.12 : x
  2. Step 2: Convert to fraction form
    11,283.99/15,571.31 = 6,248.12/x
  3. Step 3: Cross multiply
    11,283.99x = 15,571.31 × 6,248.12
  4. Step 4: Simplify right side
    11,283.99x = 97,291,413.44
  5. Step 5: Solve for x
    x = 97,291,413.44/11,283.99
  6. Step 6: Final answer
    x = 8,622.08

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Half scale
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Double scale
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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.