Home / 4,868.21-6,718.13-2,630.09

Finding the Fourth Proportional to 4,868.21, 6,718.13 and 2,630.09

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Solution

The fourth proportional to 4,868.21, 6,718.13 and 2,630.09 is: 3,629.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.21 : 6,718.13 = 2,630.09 : x
  2. Step 2: Convert to fraction form
    4,868.21/6,718.13 = 2,630.09/x
  3. Step 3: Cross multiply
    4,868.21x = 6,718.13 × 2,630.09
  4. Step 4: Simplify right side
    4,868.21x = 17,669,239.79
  5. Step 5: Solve for x
    x = 17,669,239.79/4,868.21
  6. Step 6: Final answer
    x = 3,629.51

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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.