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Finding the Fourth Proportional to 7,399.98, 11,094.48 and 4,477.59

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Solution

The fourth proportional to 7,399.98, 11,094.48 and 4,477.59 is: 6,713.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.98 : 11,094.48 = 4,477.59 : x
  2. Step 2: Convert to fraction form
    7,399.98/11,094.48 = 4,477.59/x
  3. Step 3: Cross multiply
    7,399.98x = 11,094.48 × 4,477.59
  4. Step 4: Simplify right side
    7,399.98x = 49,676,532.70
  5. Step 5: Solve for x
    x = 49,676,532.70/7,399.98
  6. Step 6: Final answer
    x = 6,713.06

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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.