Home / 6,118.71-8,435.64-4,863.93

Finding the Fourth Proportional to 6,118.71, 8,435.64 and 4,863.93

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Solution

The fourth proportional to 6,118.71, 8,435.64 and 4,863.93 is: 6,705.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.71 : 8,435.64 = 4,863.93 : x
  2. Step 2: Convert to fraction form
    6,118.71/8,435.64 = 4,863.93/x
  3. Step 3: Cross multiply
    6,118.71x = 8,435.64 × 4,863.93
  4. Step 4: Simplify right side
    6,118.71x = 41,030,362.47
  5. Step 5: Solve for x
    x = 41,030,362.47/6,118.71
  6. Step 6: Final answer
    x = 6,705.72

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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.