Home / 2,919.11-4,382.14-2,303.26

Finding the Fourth Proportional to 2,919.11, 4,382.14 and 2,303.26

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Solution

The fourth proportional to 2,919.11, 4,382.14 and 2,303.26 is: 3,457.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.11 : 4,382.14 = 2,303.26 : x
  2. Step 2: Convert to fraction form
    2,919.11/4,382.14 = 2,303.26/x
  3. Step 3: Cross multiply
    2,919.11x = 4,382.14 × 2,303.26
  4. Step 4: Simplify right side
    2,919.11x = 10,093,204.47
  5. Step 5: Solve for x
    x = 10,093,204.47/2,919.11
  6. Step 6: Final answer
    x = 3,457.63

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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.