Home / 1,519.08-2,276.06-1,392.36

Finding the Fourth Proportional to 1,519.08, 2,276.06 and 1,392.36

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Solution

The fourth proportional to 1,519.08, 2,276.06 and 1,392.36 is: 2,086.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519.08 : 2,276.06 = 1,392.36 : x
  2. Step 2: Convert to fraction form
    1,519.08/2,276.06 = 1,392.36/x
  3. Step 3: Cross multiply
    1,519.08x = 2,276.06 × 1,392.36
  4. Step 4: Simplify right side
    1,519.08x = 3,169,094.90
  5. Step 5: Solve for x
    x = 3,169,094.90/1,519.08
  6. Step 6: Final answer
    x = 2,086.19

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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.