Home / 5,860.05-8,783.91-3,638.88

Finding the Fourth Proportional to 5,860.05, 8,783.91 and 3,638.88

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Solution

The fourth proportional to 5,860.05, 8,783.91 and 3,638.88 is: 5,454.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.05 : 8,783.91 = 3,638.88 : x
  2. Step 2: Convert to fraction form
    5,860.05/8,783.91 = 3,638.88/x
  3. Step 3: Cross multiply
    5,860.05x = 8,783.91 × 3,638.88
  4. Step 4: Simplify right side
    5,860.05x = 31,963,594.42
  5. Step 5: Solve for x
    x = 31,963,594.42/5,860.05
  6. Step 6: Final answer
    x = 5,454.49

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1.5x scale

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.