Home / 4,195.06-6,287.10-2,117.40

Finding the Fourth Proportional to 4,195.06, 6,287.10 and 2,117.40

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Solution

The fourth proportional to 4,195.06, 6,287.10 and 2,117.40 is: 3,173.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,195.06 : 6,287.10 = 2,117.40 : x
  2. Step 2: Convert to fraction form
    4,195.06/6,287.10 = 2,117.40/x
  3. Step 3: Cross multiply
    4,195.06x = 6,287.10 × 2,117.40
  4. Step 4: Simplify right side
    4,195.06x = 13,312,305.54
  5. Step 5: Solve for x
    x = 13,312,305.54/4,195.06
  6. Step 6: Final answer
    x = 3,173.33

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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.