Home / 1,614.89-2,228.86-1,055.84

Finding the Fourth Proportional to 1,614.89, 2,228.86 and 1,055.84

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Solution

The fourth proportional to 1,614.89, 2,228.86 and 1,055.84 is: 1,457.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614.89 : 2,228.86 = 1,055.84 : x
  2. Step 2: Convert to fraction form
    1,614.89/2,228.86 = 1,055.84/x
  3. Step 3: Cross multiply
    1,614.89x = 2,228.86 × 1,055.84
  4. Step 4: Simplify right side
    1,614.89x = 2,353,322.47
  5. Step 5: Solve for x
    x = 2,353,322.47/1,614.89
  6. Step 6: Final answer
    x = 1,457.26

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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.