Home / 4,868.53-6,714.21-4,121.71

Finding the Fourth Proportional to 4,868.53, 6,714.21 and 4,121.71

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Solution

The fourth proportional to 4,868.53, 6,714.21 and 4,121.71 is: 5,684.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.53 : 6,714.21 = 4,121.71 : x
  2. Step 2: Convert to fraction form
    4,868.53/6,714.21 = 4,121.71/x
  3. Step 3: Cross multiply
    4,868.53x = 6,714.21 × 4,121.71
  4. Step 4: Simplify right side
    4,868.53x = 27,674,026.50
  5. Step 5: Solve for x
    x = 27,674,026.50/4,868.53
  6. Step 6: Final answer
    x = 5,684.27

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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.