Home / 1,722.57-2,377.13-1,014.36

Finding the Fourth Proportional to 1,722.57, 2,377.13 and 1,014.36

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Solution

The fourth proportional to 1,722.57, 2,377.13 and 1,014.36 is: 1,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722.57 : 2,377.13 = 1,014.36 : x
  2. Step 2: Convert to fraction form
    1,722.57/2,377.13 = 1,014.36/x
  3. Step 3: Cross multiply
    1,722.57x = 2,377.13 × 1,014.36
  4. Step 4: Simplify right side
    1,722.57x = 2,411,260.52
  5. Step 5: Solve for x
    x = 2,411,260.52/1,722.57
  6. Step 6: Final answer
    x = 1,399.80

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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.