Home / 4,587.66-6,872.18-2,119.05

Finding the Fourth Proportional to 4,587.66, 6,872.18 and 2,119.05

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Solution

The fourth proportional to 4,587.66, 6,872.18 and 2,119.05 is: 3,174.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.66 : 6,872.18 = 2,119.05 : x
  2. Step 2: Convert to fraction form
    4,587.66/6,872.18 = 2,119.05/x
  3. Step 3: Cross multiply
    4,587.66x = 6,872.18 × 2,119.05
  4. Step 4: Simplify right side
    4,587.66x = 14,562,482.43
  5. Step 5: Solve for x
    x = 14,562,482.43/4,587.66
  6. Step 6: Final answer
    x = 3,174.27

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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.