Home / 4,573.21-6,860.08-1,286.05

Finding the Fourth Proportional to 4,573.21, 6,860.08 and 1,286.05

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Solution

The fourth proportional to 4,573.21, 6,860.08 and 1,286.05 is: 1,929.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,573.21 : 6,860.08 = 1,286.05 : x
  2. Step 2: Convert to fraction form
    4,573.21/6,860.08 = 1,286.05/x
  3. Step 3: Cross multiply
    4,573.21x = 6,860.08 × 1,286.05
  4. Step 4: Simplify right side
    4,573.21x = 8,822,405.88
  5. Step 5: Solve for x
    x = 8,822,405.88/4,573.21
  6. Step 6: Final answer
    x = 1,929.15

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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.