Home / 2,775.36-3,830.04-1,533.36

Finding the Fourth Proportional to 2,775.36, 3,830.04 and 1,533.36

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Solution

The fourth proportional to 2,775.36, 3,830.04 and 1,533.36 is: 2,116.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.36 : 3,830.04 = 1,533.36 : x
  2. Step 2: Convert to fraction form
    2,775.36/3,830.04 = 1,533.36/x
  3. Step 3: Cross multiply
    2,775.36x = 3,830.04 × 1,533.36
  4. Step 4: Simplify right side
    2,775.36x = 5,872,830.13
  5. Step 5: Solve for x
    x = 5,872,830.13/2,775.36
  6. Step 6: Final answer
    x = 2,116.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.