Home / 3,134.42-4,325.57-1,718.07

Finding the Fourth Proportional to 3,134.42, 4,325.57 and 1,718.07

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Solution

The fourth proportional to 3,134.42, 4,325.57 and 1,718.07 is: 2,370.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.42 : 4,325.57 = 1,718.07 : x
  2. Step 2: Convert to fraction form
    3,134.42/4,325.57 = 1,718.07/x
  3. Step 3: Cross multiply
    3,134.42x = 4,325.57 × 1,718.07
  4. Step 4: Simplify right side
    3,134.42x = 7,431,632.05
  5. Step 5: Solve for x
    x = 7,431,632.05/3,134.42
  6. Step 6: Final answer
    x = 2,370.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.