Home / 2,483.11-3,426.87-1,642.36

Finding the Fourth Proportional to 2,483.11, 3,426.87 and 1,642.36

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Solution

The fourth proportional to 2,483.11, 3,426.87 and 1,642.36 is: 2,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,483.11 : 3,426.87 = 1,642.36 : x
  2. Step 2: Convert to fraction form
    2,483.11/3,426.87 = 1,642.36/x
  3. Step 3: Cross multiply
    2,483.11x = 3,426.87 × 1,642.36
  4. Step 4: Simplify right side
    2,483.11x = 5,628,154.21
  5. Step 5: Solve for x
    x = 5,628,154.21/2,483.11
  6. Step 6: Final answer
    x = 2,266.57

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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.