Home / 3,106.42-4,648.69-2,370.13

Finding the Fourth Proportional to 3,106.42, 4,648.69 and 2,370.13

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Solution

The fourth proportional to 3,106.42, 4,648.69 and 2,370.13 is: 3,546.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.42 : 4,648.69 = 2,370.13 : x
  2. Step 2: Convert to fraction form
    3,106.42/4,648.69 = 2,370.13/x
  3. Step 3: Cross multiply
    3,106.42x = 4,648.69 × 2,370.13
  4. Step 4: Simplify right side
    3,106.42x = 11,017,999.63
  5. Step 5: Solve for x
    x = 11,017,999.63/3,106.42
  6. Step 6: Final answer
    x = 3,546.85

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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.