Home / 2,299.68-3,428.22-2,264.16

Finding the Fourth Proportional to 2,299.68, 3,428.22 and 2,264.16

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Solution

The fourth proportional to 2,299.68, 3,428.22 and 2,264.16 is: 3,375.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.68 : 3,428.22 = 2,264.16 : x
  2. Step 2: Convert to fraction form
    2,299.68/3,428.22 = 2,264.16/x
  3. Step 3: Cross multiply
    2,299.68x = 3,428.22 × 2,264.16
  4. Step 4: Simplify right side
    2,299.68x = 7,762,038.60
  5. Step 5: Solve for x
    x = 7,762,038.60/2,299.68
  6. Step 6: Final answer
    x = 3,375.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.