Home / 7,999.36-11,041.87-4,814.44

Finding the Fourth Proportional to 7,999.36, 11,041.87 and 4,814.44

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Solution

The fourth proportional to 7,999.36, 11,041.87 and 4,814.44 is: 6,645.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999.36 : 11,041.87 = 4,814.44 : x
  2. Step 2: Convert to fraction form
    7,999.36/11,041.87 = 4,814.44/x
  3. Step 3: Cross multiply
    7,999.36x = 11,041.87 × 4,814.44
  4. Step 4: Simplify right side
    7,999.36x = 53,160,420.60
  5. Step 5: Solve for x
    x = 53,160,420.60/7,999.36
  6. Step 6: Final answer
    x = 6,645.58

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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.