Home / 1,776.36-2,659.05-1,513.92

Finding the Fourth Proportional to 1,776.36, 2,659.05 and 1,513.92

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Solution

The fourth proportional to 1,776.36, 2,659.05 and 1,513.92 is: 2,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.36 : 2,659.05 = 1,513.92 : x
  2. Step 2: Convert to fraction form
    1,776.36/2,659.05 = 1,513.92/x
  3. Step 3: Cross multiply
    1,776.36x = 2,659.05 × 1,513.92
  4. Step 4: Simplify right side
    1,776.36x = 4,025,588.98
  5. Step 5: Solve for x
    x = 4,025,588.98/1,776.36
  6. Step 6: Final answer
    x = 2,266.20

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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.