Home / 2,907.27-4,016.16-2,317.05

Finding the Fourth Proportional to 2,907.27, 4,016.16 and 2,317.05

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Solution

The fourth proportional to 2,907.27, 4,016.16 and 2,317.05 is: 3,200.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.27 : 4,016.16 = 2,317.05 : x
  2. Step 2: Convert to fraction form
    2,907.27/4,016.16 = 2,317.05/x
  3. Step 3: Cross multiply
    2,907.27x = 4,016.16 × 2,317.05
  4. Step 4: Simplify right side
    2,907.27x = 9,305,643.53
  5. Step 5: Solve for x
    x = 9,305,643.53/2,907.27
  6. Step 6: Final answer
    x = 3,200.82

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1.5x scale

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.