Home / 6,291.24-8,682.57-3,496.74

Finding the Fourth Proportional to 6,291.24, 8,682.57 and 3,496.74

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Solution

The fourth proportional to 6,291.24, 8,682.57 and 3,496.74 is: 4,825.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291.24 : 8,682.57 = 3,496.74 : x
  2. Step 2: Convert to fraction form
    6,291.24/8,682.57 = 3,496.74/x
  3. Step 3: Cross multiply
    6,291.24x = 8,682.57 × 3,496.74
  4. Step 4: Simplify right side
    6,291.24x = 30,360,689.82
  5. Step 5: Solve for x
    x = 30,360,689.82/6,291.24
  6. Step 6: Final answer
    x = 4,825.87

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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.