Home / 2,956.01-4,433.90-1,720.95

Finding the Fourth Proportional to 2,956.01, 4,433.90 and 1,720.95

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Solution

The fourth proportional to 2,956.01, 4,433.90 and 1,720.95 is: 2,581.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.01 : 4,433.90 = 1,720.95 : x
  2. Step 2: Convert to fraction form
    2,956.01/4,433.90 = 1,720.95/x
  3. Step 3: Cross multiply
    2,956.01x = 4,433.90 × 1,720.95
  4. Step 4: Simplify right side
    2,956.01x = 7,630,511.60
  5. Step 5: Solve for x
    x = 7,630,511.60/2,956.01
  6. Step 6: Final answer
    x = 2,581.36

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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.