Home / 8,322.50-11,485.78-4,597.22

Finding the Fourth Proportional to 8,322.50, 11,485.78 and 4,597.22

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Solution

The fourth proportional to 8,322.50, 11,485.78 and 4,597.22 is: 6,344.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,322.50 : 11,485.78 = 4,597.22 : x
  2. Step 2: Convert to fraction form
    8,322.50/11,485.78 = 4,597.22/x
  3. Step 3: Cross multiply
    8,322.50x = 11,485.78 × 4,597.22
  4. Step 4: Simplify right side
    8,322.50x = 52,802,657.53
  5. Step 5: Solve for x
    x = 52,802,657.53/8,322.50
  6. Step 6: Final answer
    x = 6,344.57

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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.