Home / 4,240.42-6,356.57-1,899.11

Finding the Fourth Proportional to 4,240.42, 6,356.57 and 1,899.11

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Solution

The fourth proportional to 4,240.42, 6,356.57 and 1,899.11 is: 2,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.42 : 6,356.57 = 1,899.11 : x
  2. Step 2: Convert to fraction form
    4,240.42/6,356.57 = 1,899.11/x
  3. Step 3: Cross multiply
    4,240.42x = 6,356.57 × 1,899.11
  4. Step 4: Simplify right side
    4,240.42x = 12,071,825.65
  5. Step 5: Solve for x
    x = 12,071,825.65/4,240.42
  6. Step 6: Final answer
    x = 2,846.85

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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.