Home / 1,895.96-2,844.87-1,271.65

Finding the Fourth Proportional to 1,895.96, 2,844.87 and 1,271.65

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Solution

The fourth proportional to 1,895.96, 2,844.87 and 1,271.65 is: 1,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.96 : 2,844.87 = 1,271.65 : x
  2. Step 2: Convert to fraction form
    1,895.96/2,844.87 = 1,271.65/x
  3. Step 3: Cross multiply
    1,895.96x = 2,844.87 × 1,271.65
  4. Step 4: Simplify right side
    1,895.96x = 3,617,678.94
  5. Step 5: Solve for x
    x = 3,617,678.94/1,895.96
  6. Step 6: Final answer
    x = 1,908.10

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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.