Home / 2,964.53-4,448.09-1,405.63

Finding the Fourth Proportional to 2,964.53, 4,448.09 and 1,405.63

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Solution

The fourth proportional to 2,964.53, 4,448.09 and 1,405.63 is: 2,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.53 : 4,448.09 = 1,405.63 : x
  2. Step 2: Convert to fraction form
    2,964.53/4,448.09 = 1,405.63/x
  3. Step 3: Cross multiply
    2,964.53x = 4,448.09 × 1,405.63
  4. Step 4: Simplify right side
    2,964.53x = 6,252,339.48
  5. Step 5: Solve for x
    x = 6,252,339.48/2,964.53
  6. Step 6: Final answer
    x = 2,109.05

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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.