Home / 3,134.49-4,325.58-1,718.27

Finding the Fourth Proportional to 3,134.49, 4,325.58 and 1,718.27

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Solution

The fourth proportional to 3,134.49, 4,325.58 and 1,718.27 is: 2,371.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.49 : 4,325.58 = 1,718.27 : x
  2. Step 2: Convert to fraction form
    3,134.49/4,325.58 = 1,718.27/x
  3. Step 3: Cross multiply
    3,134.49x = 4,325.58 × 1,718.27
  4. Step 4: Simplify right side
    3,134.49x = 7,432,492.72
  5. Step 5: Solve for x
    x = 7,432,492.72/3,134.49
  6. Step 6: Final answer
    x = 2,371.20

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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.