Home / 1,750.51-2,621.21-1,698.57

Finding the Fourth Proportional to 1,750.51, 2,621.21 and 1,698.57

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Solution

The fourth proportional to 1,750.51, 2,621.21 and 1,698.57 is: 2,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.51 : 2,621.21 = 1,698.57 : x
  2. Step 2: Convert to fraction form
    1,750.51/2,621.21 = 1,698.57/x
  3. Step 3: Cross multiply
    1,750.51x = 2,621.21 × 1,698.57
  4. Step 4: Simplify right side
    1,750.51x = 4,452,309.73
  5. Step 5: Solve for x
    x = 4,452,309.73/1,750.51
  6. Step 6: Final answer
    x = 2,543.43

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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.