Home / 6,943.12-10,408.72-2,559.76

Finding the Fourth Proportional to 6,943.12, 10,408.72 and 2,559.76

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Solution

The fourth proportional to 6,943.12, 10,408.72 and 2,559.76 is: 3,837.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943.12 : 10,408.72 = 2,559.76 : x
  2. Step 2: Convert to fraction form
    6,943.12/10,408.72 = 2,559.76/x
  3. Step 3: Cross multiply
    6,943.12x = 10,408.72 × 2,559.76
  4. Step 4: Simplify right side
    6,943.12x = 26,643,825.11
  5. Step 5: Solve for x
    x = 26,643,825.11/6,943.12
  6. Step 6: Final answer
    x = 3,837.44

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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.