Home / 2,519.93-3,477.67-1,400.87

Finding the Fourth Proportional to 2,519.93, 3,477.67 and 1,400.87

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Solution

The fourth proportional to 2,519.93, 3,477.67 and 1,400.87 is: 1,933.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.93 : 3,477.67 = 1,400.87 : x
  2. Step 2: Convert to fraction form
    2,519.93/3,477.67 = 1,400.87/x
  3. Step 3: Cross multiply
    2,519.93x = 3,477.67 × 1,400.87
  4. Step 4: Simplify right side
    2,519.93x = 4,871,768.76
  5. Step 5: Solve for x
    x = 4,871,768.76/2,519.93
  6. Step 6: Final answer
    x = 1,933.29

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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.