Home / 4,230.65-6,344.55-1,731.20

Finding the Fourth Proportional to 4,230.65, 6,344.55 and 1,731.20

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Solution

The fourth proportional to 4,230.65, 6,344.55 and 1,731.20 is: 2,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.65 : 6,344.55 = 1,731.20 : x
  2. Step 2: Convert to fraction form
    4,230.65/6,344.55 = 1,731.20/x
  3. Step 3: Cross multiply
    4,230.65x = 6,344.55 × 1,731.20
  4. Step 4: Simplify right side
    4,230.65x = 10,983,653.24
  5. Step 5: Solve for x
    x = 10,983,653.24/4,230.65
  6. Step 6: Final answer
    x = 2,596.21

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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.