Home / 6,118.28-8,443.34-3,465.68

Finding the Fourth Proportional to 6,118.28, 8,443.34 and 3,465.68

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Solution

The fourth proportional to 6,118.28, 8,443.34 and 3,465.68 is: 4,782.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.28 : 8,443.34 = 3,465.68 : x
  2. Step 2: Convert to fraction form
    6,118.28/8,443.34 = 3,465.68/x
  3. Step 3: Cross multiply
    6,118.28x = 8,443.34 × 3,465.68
  4. Step 4: Simplify right side
    6,118.28x = 29,261,914.57
  5. Step 5: Solve for x
    x = 29,261,914.57/6,118.28
  6. Step 6: Final answer
    x = 4,782.70

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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.