Home / 6,935.66-10,403.17-1,938.06

Finding the Fourth Proportional to 6,935.66, 10,403.17 and 1,938.06

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Solution

The fourth proportional to 6,935.66, 10,403.17 and 1,938.06 is: 2,907.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.66 : 10,403.17 = 1,938.06 : x
  2. Step 2: Convert to fraction form
    6,935.66/10,403.17 = 1,938.06/x
  3. Step 3: Cross multiply
    6,935.66x = 10,403.17 × 1,938.06
  4. Step 4: Simplify right side
    6,935.66x = 20,161,967.65
  5. Step 5: Solve for x
    x = 20,161,967.65/6,935.66
  6. Step 6: Final answer
    x = 2,907.00

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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.