Home / 2,900.58-4,352.85-1,169.34

Finding the Fourth Proportional to 2,900.58, 4,352.85 and 1,169.34

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Solution

The fourth proportional to 2,900.58, 4,352.85 and 1,169.34 is: 1,754.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.58 : 4,352.85 = 1,169.34 : x
  2. Step 2: Convert to fraction form
    2,900.58/4,352.85 = 1,169.34/x
  3. Step 3: Cross multiply
    2,900.58x = 4,352.85 × 1,169.34
  4. Step 4: Simplify right side
    2,900.58x = 5,089,961.62
  5. Step 5: Solve for x
    x = 5,089,961.62/2,900.58
  6. Step 6: Final answer
    x = 1,754.81

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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.