Home / 3,887.04-5,821.20-2,424.36

Finding the Fourth Proportional to 3,887.04, 5,821.20 and 2,424.36

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Solution

The fourth proportional to 3,887.04, 5,821.20 and 2,424.36 is: 3,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887.04 : 5,821.20 = 2,424.36 : x
  2. Step 2: Convert to fraction form
    3,887.04/5,821.20 = 2,424.36/x
  3. Step 3: Cross multiply
    3,887.04x = 5,821.20 × 2,424.36
  4. Step 4: Simplify right side
    3,887.04x = 14,112,684.43
  5. Step 5: Solve for x
    x = 14,112,684.43/3,887.04
  6. Step 6: Final answer
    x = 3,630.70

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1.5x scale

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.