Home / 3,640.01-5,023.08-2,068.07

Finding the Fourth Proportional to 3,640.01, 5,023.08 and 2,068.07

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Solution

The fourth proportional to 3,640.01, 5,023.08 and 2,068.07 is: 2,853.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640.01 : 5,023.08 = 2,068.07 : x
  2. Step 2: Convert to fraction form
    3,640.01/5,023.08 = 2,068.07/x
  3. Step 3: Cross multiply
    3,640.01x = 5,023.08 × 2,068.07
  4. Step 4: Simplify right side
    3,640.01x = 10,388,055.94
  5. Step 5: Solve for x
    x = 10,388,055.94/3,640.01
  6. Step 6: Final answer
    x = 2,853.86

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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.