Home / 3,435.99-4,742.37-1,943.97

Finding the Fourth Proportional to 3,435.99, 4,742.37 and 1,943.97

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Solution

The fourth proportional to 3,435.99, 4,742.37 and 1,943.97 is: 2,683.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.99 : 4,742.37 = 1,943.97 : x
  2. Step 2: Convert to fraction form
    3,435.99/4,742.37 = 1,943.97/x
  3. Step 3: Cross multiply
    3,435.99x = 4,742.37 × 1,943.97
  4. Step 4: Simplify right side
    3,435.99x = 9,219,025.01
  5. Step 5: Solve for x
    x = 9,219,025.01/3,435.99
  6. Step 6: Final answer
    x = 2,683.08

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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.