Home / 2,423.46-3,635.28-1,435.80

Finding the Fourth Proportional to 2,423.46, 3,635.28 and 1,435.80

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Solution

The fourth proportional to 2,423.46, 3,635.28 and 1,435.80 is: 2,153.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.46 : 3,635.28 = 1,435.80 : x
  2. Step 2: Convert to fraction form
    2,423.46/3,635.28 = 1,435.80/x
  3. Step 3: Cross multiply
    2,423.46x = 3,635.28 × 1,435.80
  4. Step 4: Simplify right side
    2,423.46x = 5,219,535.02
  5. Step 5: Solve for x
    x = 5,219,535.02/2,423.46
  6. Step 6: Final answer
    x = 2,153.75

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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.