Home / 2,880.53-4,322.72-1,582.91

Finding the Fourth Proportional to 2,880.53, 4,322.72 and 1,582.91

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Solution

The fourth proportional to 2,880.53, 4,322.72 and 1,582.91 is: 2,375.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880.53 : 4,322.72 = 1,582.91 : x
  2. Step 2: Convert to fraction form
    2,880.53/4,322.72 = 1,582.91/x
  3. Step 3: Cross multiply
    2,880.53x = 4,322.72 × 1,582.91
  4. Step 4: Simplify right side
    2,880.53x = 6,842,476.72
  5. Step 5: Solve for x
    x = 6,842,476.72/2,880.53
  6. Step 6: Final answer
    x = 2,375.42

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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.