Home / 1,790.99-2,685.69-1,051.32

Finding the Fourth Proportional to 1,790.99, 2,685.69 and 1,051.32

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Solution

The fourth proportional to 1,790.99, 2,685.69 and 1,051.32 is: 1,576.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790.99 : 2,685.69 = 1,051.32 : x
  2. Step 2: Convert to fraction form
    1,790.99/2,685.69 = 1,051.32/x
  3. Step 3: Cross multiply
    1,790.99x = 2,685.69 × 1,051.32
  4. Step 4: Simplify right side
    1,790.99x = 2,823,519.61
  5. Step 5: Solve for x
    x = 2,823,519.61/1,790.99
  6. Step 6: Final answer
    x = 1,576.52

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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.