Home / 2,195.51-3,293.87-2,176.07

Finding the Fourth Proportional to 2,195.51, 3,293.87 and 2,176.07

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Solution

The fourth proportional to 2,195.51, 3,293.87 and 2,176.07 is: 3,264.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.51 : 3,293.87 = 2,176.07 : x
  2. Step 2: Convert to fraction form
    2,195.51/3,293.87 = 2,176.07/x
  3. Step 3: Cross multiply
    2,195.51x = 3,293.87 × 2,176.07
  4. Step 4: Simplify right side
    2,195.51x = 7,167,664.34
  5. Step 5: Solve for x
    x = 7,167,664.34/2,195.51
  6. Step 6: Final answer
    x = 3,264.70

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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.