Home / 4,492.91-6,739.85-1,531.65

Finding the Fourth Proportional to 4,492.91, 6,739.85 and 1,531.65

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Solution

The fourth proportional to 4,492.91, 6,739.85 and 1,531.65 is: 2,297.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492.91 : 6,739.85 = 1,531.65 : x
  2. Step 2: Convert to fraction form
    4,492.91/6,739.85 = 1,531.65/x
  3. Step 3: Cross multiply
    4,492.91x = 6,739.85 × 1,531.65
  4. Step 4: Simplify right side
    4,492.91x = 10,323,095.08
  5. Step 5: Solve for x
    x = 10,323,095.08/4,492.91
  6. Step 6: Final answer
    x = 2,297.64

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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.