Home / 6,939.17-10,403.28-2,554.23

Finding the Fourth Proportional to 6,939.17, 10,403.28 and 2,554.23

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Solution

The fourth proportional to 6,939.17, 10,403.28 and 2,554.23 is: 3,829.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939.17 : 10,403.28 = 2,554.23 : x
  2. Step 2: Convert to fraction form
    6,939.17/10,403.28 = 2,554.23/x
  3. Step 3: Cross multiply
    6,939.17x = 10,403.28 × 2,554.23
  4. Step 4: Simplify right side
    6,939.17x = 26,572,369.87
  5. Step 5: Solve for x
    x = 26,572,369.87/6,939.17
  6. Step 6: Final answer
    x = 3,829.33

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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.