Home / 4,427.36-6,638.16-2,054.47

Finding the Fourth Proportional to 4,427.36, 6,638.16 and 2,054.47

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Solution

The fourth proportional to 4,427.36, 6,638.16 and 2,054.47 is: 3,080.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.36 : 6,638.16 = 2,054.47 : x
  2. Step 2: Convert to fraction form
    4,427.36/6,638.16 = 2,054.47/x
  3. Step 3: Cross multiply
    4,427.36x = 6,638.16 × 2,054.47
  4. Step 4: Simplify right side
    4,427.36x = 13,637,868.13
  5. Step 5: Solve for x
    x = 13,637,868.13/4,427.36
  6. Step 6: Final answer
    x = 3,080.36

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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.