Home / 4,886.44-6,742.94-3,117.85

Finding the Fourth Proportional to 4,886.44, 6,742.94 and 3,117.85

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Solution

The fourth proportional to 4,886.44, 6,742.94 and 3,117.85 is: 4,302.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.44 : 6,742.94 = 3,117.85 : x
  2. Step 2: Convert to fraction form
    4,886.44/6,742.94 = 3,117.85/x
  3. Step 3: Cross multiply
    4,886.44x = 6,742.94 × 3,117.85
  4. Step 4: Simplify right side
    4,886.44x = 21,023,466.42
  5. Step 5: Solve for x
    x = 21,023,466.42/4,886.44
  6. Step 6: Final answer
    x = 4,302.41

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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.