Home / 4,770.19-7,153.26-2,578.33

Finding the Fourth Proportional to 4,770.19, 7,153.26 and 2,578.33

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Solution

The fourth proportional to 4,770.19, 7,153.26 and 2,578.33 is: 3,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.19 : 7,153.26 = 2,578.33 : x
  2. Step 2: Convert to fraction form
    4,770.19/7,153.26 = 2,578.33/x
  3. Step 3: Cross multiply
    4,770.19x = 7,153.26 × 2,578.33
  4. Step 4: Simplify right side
    4,770.19x = 18,443,464.86
  5. Step 5: Solve for x
    x = 18,443,464.86/4,770.19
  6. Step 6: Final answer
    x = 3,866.40

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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.