Home / 2,055.60-2,831.67-1,637.37

Finding the Fourth Proportional to 2,055.60, 2,831.67 and 1,637.37

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Solution

The fourth proportional to 2,055.60, 2,831.67 and 1,637.37 is: 2,255.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.60 : 2,831.67 = 1,637.37 : x
  2. Step 2: Convert to fraction form
    2,055.60/2,831.67 = 1,637.37/x
  3. Step 3: Cross multiply
    2,055.60x = 2,831.67 × 1,637.37
  4. Step 4: Simplify right side
    2,055.60x = 4,636,491.51
  5. Step 5: Solve for x
    x = 4,636,491.51/2,055.60
  6. Step 6: Final answer
    x = 2,255.54

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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.