Home / 11,299.37-15,592.78-6,263.80

Finding the Fourth Proportional to 11,299.37, 15,592.78 and 6,263.80

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Solution

The fourth proportional to 11,299.37, 15,592.78 and 6,263.80 is: 8,643.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.37 : 15,592.78 = 6,263.80 : x
  2. Step 2: Convert to fraction form
    11,299.37/15,592.78 = 6,263.80/x
  3. Step 3: Cross multiply
    11,299.37x = 15,592.78 × 6,263.80
  4. Step 4: Simplify right side
    11,299.37x = 97,670,055.36
  5. Step 5: Solve for x
    x = 97,670,055.36/11,299.37
  6. Step 6: Final answer
    x = 8,643.85

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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.