Home / 4,041.63-5,582.72-2,981.54

Finding the Fourth Proportional to 4,041.63, 5,582.72 and 2,981.54

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Solution

The fourth proportional to 4,041.63, 5,582.72 and 2,981.54 is: 4,118.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,041.63 : 5,582.72 = 2,981.54 : x
  2. Step 2: Convert to fraction form
    4,041.63/5,582.72 = 2,981.54/x
  3. Step 3: Cross multiply
    4,041.63x = 5,582.72 × 2,981.54
  4. Step 4: Simplify right side
    4,041.63x = 16,645,124.40
  5. Step 5: Solve for x
    x = 16,645,124.40/4,041.63
  6. Step 6: Final answer
    x = 4,118.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.