Home / 8,724.06-13,068.81-4,110.30

Finding the Fourth Proportional to 8,724.06, 13,068.81 and 4,110.30

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Solution

The fourth proportional to 8,724.06, 13,068.81 and 4,110.30 is: 6,157.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724.06 : 13,068.81 = 4,110.30 : x
  2. Step 2: Convert to fraction form
    8,724.06/13,068.81 = 4,110.30/x
  3. Step 3: Cross multiply
    8,724.06x = 13,068.81 × 4,110.30
  4. Step 4: Simplify right side
    8,724.06x = 53,716,729.74
  5. Step 5: Solve for x
    x = 53,716,729.74/8,724.06
  6. Step 6: Final answer
    x = 6,157.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.