Home / 4,169.79-6,256.08-1,396.74

Finding the Fourth Proportional to 4,169.79, 6,256.08 and 1,396.74

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Solution

The fourth proportional to 4,169.79, 6,256.08 and 1,396.74 is: 2,095.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.79 : 6,256.08 = 1,396.74 : x
  2. Step 2: Convert to fraction form
    4,169.79/6,256.08 = 1,396.74/x
  3. Step 3: Cross multiply
    4,169.79x = 6,256.08 × 1,396.74
  4. Step 4: Simplify right side
    4,169.79x = 8,738,117.18
  5. Step 5: Solve for x
    x = 8,738,117.18/4,169.79
  6. Step 6: Final answer
    x = 2,095.58

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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.