Home / 3,578.51-4,931.55-2,582.01

Finding the Fourth Proportional to 3,578.51, 4,931.55 and 2,582.01

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Solution

The fourth proportional to 3,578.51, 4,931.55 and 2,582.01 is: 3,558.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.51 : 4,931.55 = 2,582.01 : x
  2. Step 2: Convert to fraction form
    3,578.51/4,931.55 = 2,582.01/x
  3. Step 3: Cross multiply
    3,578.51x = 4,931.55 × 2,582.01
  4. Step 4: Simplify right side
    3,578.51x = 12,733,311.42
  5. Step 5: Solve for x
    x = 12,733,311.42/3,578.51
  6. Step 6: Final answer
    x = 3,558.27

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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.