Home / 2,907.46-4,362.36-1,867.11

Finding the Fourth Proportional to 2,907.46, 4,362.36 and 1,867.11

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Solution

The fourth proportional to 2,907.46, 4,362.36 and 1,867.11 is: 2,801.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.46 : 4,362.36 = 1,867.11 : x
  2. Step 2: Convert to fraction form
    2,907.46/4,362.36 = 1,867.11/x
  3. Step 3: Cross multiply
    2,907.46x = 4,362.36 × 1,867.11
  4. Step 4: Simplify right side
    2,907.46x = 8,145,005.98
  5. Step 5: Solve for x
    x = 8,145,005.98/2,907.46
  6. Step 6: Final answer
    x = 2,801.42

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1.5x scale

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.