Home / 4,055.61-5,582.28-2,874.63

Finding the Fourth Proportional to 4,055.61, 5,582.28 and 2,874.63

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Solution

The fourth proportional to 4,055.61, 5,582.28 and 2,874.63 is: 3,956.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055.61 : 5,582.28 = 2,874.63 : x
  2. Step 2: Convert to fraction form
    4,055.61/5,582.28 = 2,874.63/x
  3. Step 3: Cross multiply
    4,055.61x = 5,582.28 × 2,874.63
  4. Step 4: Simplify right side
    4,055.61x = 16,046,989.56
  5. Step 5: Solve for x
    x = 16,046,989.56/4,055.61
  6. Step 6: Final answer
    x = 3,956.74

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1.5x scale

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.