Home / 7,378.80-11,068.44-2,996.16

Finding the Fourth Proportional to 7,378.80, 11,068.44 and 2,996.16

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Solution

The fourth proportional to 7,378.80, 11,068.44 and 2,996.16 is: 4,494.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.80 : 11,068.44 = 2,996.16 : x
  2. Step 2: Convert to fraction form
    7,378.80/11,068.44 = 2,996.16/x
  3. Step 3: Cross multiply
    7,378.80x = 11,068.44 × 2,996.16
  4. Step 4: Simplify right side
    7,378.80x = 33,162,817.19
  5. Step 5: Solve for x
    x = 33,162,817.19/7,378.80
  6. Step 6: Final answer
    x = 4,494.34

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1.5x scale

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.