Home / 4,729.40-7,092.30-1,441.40

Finding the Fourth Proportional to 4,729.40, 7,092.30 and 1,441.40

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Solution

The fourth proportional to 4,729.40, 7,092.30 and 1,441.40 is: 2,161.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.40 : 7,092.30 = 1,441.40 : x
  2. Step 2: Convert to fraction form
    4,729.40/7,092.30 = 1,441.40/x
  3. Step 3: Cross multiply
    4,729.40x = 7,092.30 × 1,441.40
  4. Step 4: Simplify right side
    4,729.40x = 10,222,841.22
  5. Step 5: Solve for x
    x = 10,222,841.22/4,729.40
  6. Step 6: Final answer
    x = 2,161.55

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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.