Home / 7,444.35-11,148.30-3,544.20

Finding the Fourth Proportional to 7,444.35, 11,148.30 and 3,544.20

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Solution

The fourth proportional to 7,444.35, 11,148.30 and 3,544.20 is: 5,307.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.35 : 11,148.30 = 3,544.20 : x
  2. Step 2: Convert to fraction form
    7,444.35/11,148.30 = 3,544.20/x
  3. Step 3: Cross multiply
    7,444.35x = 11,148.30 × 3,544.20
  4. Step 4: Simplify right side
    7,444.35x = 39,511,804.86
  5. Step 5: Solve for x
    x = 39,511,804.86/7,444.35
  6. Step 6: Final answer
    x = 5,307.62

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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.