Home / 3,516.40-4,849.26-2,718.46

Finding the Fourth Proportional to 3,516.40, 4,849.26 and 2,718.46

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Solution

The fourth proportional to 3,516.40, 4,849.26 and 2,718.46 is: 3,748.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.40 : 4,849.26 = 2,718.46 : x
  2. Step 2: Convert to fraction form
    3,516.40/4,849.26 = 2,718.46/x
  3. Step 3: Cross multiply
    3,516.40x = 4,849.26 × 2,718.46
  4. Step 4: Simplify right side
    3,516.40x = 13,182,519.34
  5. Step 5: Solve for x
    x = 13,182,519.34/3,516.40
  6. Step 6: Final answer
    x = 3,748.87

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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.