Home / 4,074.72-6,112.08-1,152.65

Finding the Fourth Proportional to 4,074.72, 6,112.08 and 1,152.65

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Solution

The fourth proportional to 4,074.72, 6,112.08 and 1,152.65 is: 1,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.72 : 6,112.08 = 1,152.65 : x
  2. Step 2: Convert to fraction form
    4,074.72/6,112.08 = 1,152.65/x
  3. Step 3: Cross multiply
    4,074.72x = 6,112.08 × 1,152.65
  4. Step 4: Simplify right side
    4,074.72x = 7,045,058.45
  5. Step 5: Solve for x
    x = 7,045,058.45/4,074.72
  6. Step 6: Final answer
    x = 1,728.97

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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.