Home / 2,907.26-4,359.47-1,447.23

Finding the Fourth Proportional to 2,907.26, 4,359.47 and 1,447.23

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Solution

The fourth proportional to 2,907.26, 4,359.47 and 1,447.23 is: 2,170.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.26 : 4,359.47 = 1,447.23 : x
  2. Step 2: Convert to fraction form
    2,907.26/4,359.47 = 1,447.23/x
  3. Step 3: Cross multiply
    2,907.26x = 4,359.47 × 1,447.23
  4. Step 4: Simplify right side
    2,907.26x = 6,309,148.53
  5. Step 5: Solve for x
    x = 6,309,148.53/2,907.26
  6. Step 6: Final answer
    x = 2,170.14

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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.