Home / 3,920.04-5,881.40-2,457.44

Finding the Fourth Proportional to 3,920.04, 5,881.40 and 2,457.44

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Solution

The fourth proportional to 3,920.04, 5,881.40 and 2,457.44 is: 3,687.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,920.04 : 5,881.40 = 2,457.44 : x
  2. Step 2: Convert to fraction form
    3,920.04/5,881.40 = 2,457.44/x
  3. Step 3: Cross multiply
    3,920.04x = 5,881.40 × 2,457.44
  4. Step 4: Simplify right side
    3,920.04x = 14,453,187.62
  5. Step 5: Solve for x
    x = 14,453,187.62/3,920.04
  6. Step 6: Final answer
    x = 3,687.00

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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.