Home / 4,638.58-6,956.78-2,175.10

Finding the Fourth Proportional to 4,638.58, 6,956.78 and 2,175.10

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Solution

The fourth proportional to 4,638.58, 6,956.78 and 2,175.10 is: 3,262.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.58 : 6,956.78 = 2,175.10 : x
  2. Step 2: Convert to fraction form
    4,638.58/6,956.78 = 2,175.10/x
  3. Step 3: Cross multiply
    4,638.58x = 6,956.78 × 2,175.10
  4. Step 4: Simplify right side
    4,638.58x = 15,131,692.18
  5. Step 5: Solve for x
    x = 15,131,692.18/4,638.58
  6. Step 6: Final answer
    x = 3,262.14

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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.