Home / 6,195.89-8,547.18-3,955.43

Finding the Fourth Proportional to 6,195.89, 8,547.18 and 3,955.43

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Solution

The fourth proportional to 6,195.89, 8,547.18 and 3,955.43 is: 5,456.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195.89 : 8,547.18 = 3,955.43 : x
  2. Step 2: Convert to fraction form
    6,195.89/8,547.18 = 3,955.43/x
  3. Step 3: Cross multiply
    6,195.89x = 8,547.18 × 3,955.43
  4. Step 4: Simplify right side
    6,195.89x = 33,807,729.45
  5. Step 5: Solve for x
    x = 33,807,729.45/6,195.89
  6. Step 6: Final answer
    x = 5,456.48

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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.