Home / 2,907.23-4,362.54-1,152.39

Finding the Fourth Proportional to 2,907.23, 4,362.54 and 1,152.39

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Solution

The fourth proportional to 2,907.23, 4,362.54 and 1,152.39 is: 1,729.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.23 : 4,362.54 = 1,152.39 : x
  2. Step 2: Convert to fraction form
    2,907.23/4,362.54 = 1,152.39/x
  3. Step 3: Cross multiply
    2,907.23x = 4,362.54 × 1,152.39
  4. Step 4: Simplify right side
    2,907.23x = 5,027,347.47
  5. Step 5: Solve for x
    x = 5,027,347.47/2,907.23
  6. Step 6: Final answer
    x = 1,729.26

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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.