Home / 6,288.89-8,684.46-4,054.59

Finding the Fourth Proportional to 6,288.89, 8,684.46 and 4,054.59

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Solution

The fourth proportional to 6,288.89, 8,684.46 and 4,054.59 is: 5,599.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288.89 : 8,684.46 = 4,054.59 : x
  2. Step 2: Convert to fraction form
    6,288.89/8,684.46 = 4,054.59/x
  3. Step 3: Cross multiply
    6,288.89x = 8,684.46 × 4,054.59
  4. Step 4: Simplify right side
    6,288.89x = 35,211,924.67
  5. Step 5: Solve for x
    x = 35,211,924.67/6,288.89
  6. Step 6: Final answer
    x = 5,599.07

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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.