Home / 1,863.04-2,571.05-1,077.09

Finding the Fourth Proportional to 1,863.04, 2,571.05 and 1,077.09

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Solution

The fourth proportional to 1,863.04, 2,571.05 and 1,077.09 is: 1,486.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863.04 : 2,571.05 = 1,077.09 : x
  2. Step 2: Convert to fraction form
    1,863.04/2,571.05 = 1,077.09/x
  3. Step 3: Cross multiply
    1,863.04x = 2,571.05 × 1,077.09
  4. Step 4: Simplify right side
    1,863.04x = 2,769,252.24
  5. Step 5: Solve for x
    x = 2,769,252.24/1,863.04
  6. Step 6: Final answer
    x = 1,486.42

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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.