Home / 4,555.90-6,287.43-2,668.06

Finding the Fourth Proportional to 4,555.90, 6,287.43 and 2,668.06

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Solution

The fourth proportional to 4,555.90, 6,287.43 and 2,668.06 is: 3,682.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.90 : 6,287.43 = 2,668.06 : x
  2. Step 2: Convert to fraction form
    4,555.90/6,287.43 = 2,668.06/x
  3. Step 3: Cross multiply
    4,555.90x = 6,287.43 × 2,668.06
  4. Step 4: Simplify right side
    4,555.90x = 16,775,240.49
  5. Step 5: Solve for x
    x = 16,775,240.49/4,555.90
  6. Step 6: Final answer
    x = 3,682.09

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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.