Home / 2,907.36-4,353.93-1,864.08

Finding the Fourth Proportional to 2,907.36, 4,353.93 and 1,864.08

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Solution

The fourth proportional to 2,907.36, 4,353.93 and 1,864.08 is: 2,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.36 : 4,353.93 = 1,864.08 : x
  2. Step 2: Convert to fraction form
    2,907.36/4,353.93 = 1,864.08/x
  3. Step 3: Cross multiply
    2,907.36x = 4,353.93 × 1,864.08
  4. Step 4: Simplify right side
    2,907.36x = 8,116,073.83
  5. Step 5: Solve for x
    x = 8,116,073.83/2,907.36
  6. Step 6: Final answer
    x = 2,791.56

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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.