Home / 1,853.24-2,557.53-1,013.99

Finding the Fourth Proportional to 1,853.24, 2,557.53 and 1,013.99

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Solution

The fourth proportional to 1,853.24, 2,557.53 and 1,013.99 is: 1,399.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.24 : 2,557.53 = 1,013.99 : x
  2. Step 2: Convert to fraction form
    1,853.24/2,557.53 = 1,013.99/x
  3. Step 3: Cross multiply
    1,853.24x = 2,557.53 × 1,013.99
  4. Step 4: Simplify right side
    1,853.24x = 2,593,309.84
  5. Step 5: Solve for x
    x = 2,593,309.84/1,853.24
  6. Step 6: Final answer
    x = 1,399.34

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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.