Home / 7,404.96-11,112.21-4,283.04

Finding the Fourth Proportional to 7,404.96, 11,112.21 and 4,283.04

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Solution

The fourth proportional to 7,404.96, 11,112.21 and 4,283.04 is: 6,427.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.96 : 11,112.21 = 4,283.04 : x
  2. Step 2: Convert to fraction form
    7,404.96/11,112.21 = 4,283.04/x
  3. Step 3: Cross multiply
    7,404.96x = 11,112.21 × 4,283.04
  4. Step 4: Simplify right side
    7,404.96x = 47,594,039.92
  5. Step 5: Solve for x
    x = 47,594,039.92/7,404.96
  6. Step 6: Final answer
    x = 6,427.32

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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.