Home / 4,050.72-6,074.88-1,128.24

Finding the Fourth Proportional to 4,050.72, 6,074.88 and 1,128.24

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Solution

The fourth proportional to 4,050.72, 6,074.88 and 1,128.24 is: 1,692.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,050.72 : 6,074.88 = 1,128.24 : x
  2. Step 2: Convert to fraction form
    4,050.72/6,074.88 = 1,128.24/x
  3. Step 3: Cross multiply
    4,050.72x = 6,074.88 × 1,128.24
  4. Step 4: Simplify right side
    4,050.72x = 6,853,922.61
  5. Step 5: Solve for x
    x = 6,853,922.61/4,050.72
  6. Step 6: Final answer
    x = 1,692.03

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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.