Home / 6,935.90-10,403.51-2,005.43

Finding the Fourth Proportional to 6,935.90, 10,403.51 and 2,005.43

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Solution

The fourth proportional to 6,935.90, 10,403.51 and 2,005.43 is: 3,008.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.90 : 10,403.51 = 2,005.43 : x
  2. Step 2: Convert to fraction form
    6,935.90/10,403.51 = 2,005.43/x
  3. Step 3: Cross multiply
    6,935.90x = 10,403.51 × 2,005.43
  4. Step 4: Simplify right side
    6,935.90x = 20,863,449.01
  5. Step 5: Solve for x
    x = 20,863,449.01/6,935.90
  6. Step 6: Final answer
    x = 3,008.04

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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.