Home / 3,921.94-5,883.93-1,457.47

Finding the Fourth Proportional to 3,921.94, 5,883.93 and 1,457.47

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Solution

The fourth proportional to 3,921.94, 5,883.93 and 1,457.47 is: 2,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921.94 : 5,883.93 = 1,457.47 : x
  2. Step 2: Convert to fraction form
    3,921.94/5,883.93 = 1,457.47/x
  3. Step 3: Cross multiply
    3,921.94x = 5,883.93 × 1,457.47
  4. Step 4: Simplify right side
    3,921.94x = 8,575,651.46
  5. Step 5: Solve for x
    x = 8,575,651.46/3,921.94
  6. Step 6: Final answer
    x = 2,186.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.