Home / 4,627.22-6,940.69-1,853.10

Finding the Fourth Proportional to 4,627.22, 6,940.69 and 1,853.10

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Solution

The fourth proportional to 4,627.22, 6,940.69 and 1,853.10 is: 2,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.22 : 6,940.69 = 1,853.10 : x
  2. Step 2: Convert to fraction form
    4,627.22/6,940.69 = 1,853.10/x
  3. Step 3: Cross multiply
    4,627.22x = 6,940.69 × 1,853.10
  4. Step 4: Simplify right side
    4,627.22x = 12,861,788.01
  5. Step 5: Solve for x
    x = 12,861,788.01/4,627.22
  6. Step 6: Final answer
    x = 2,779.60

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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.