Home / 3,465.26-4,784.02-2,289.74

Finding the Fourth Proportional to 3,465.26, 4,784.02 and 2,289.74

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Solution

The fourth proportional to 3,465.26, 4,784.02 and 2,289.74 is: 3,161.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.26 : 4,784.02 = 2,289.74 : x
  2. Step 2: Convert to fraction form
    3,465.26/4,784.02 = 2,289.74/x
  3. Step 3: Cross multiply
    3,465.26x = 4,784.02 × 2,289.74
  4. Step 4: Simplify right side
    3,465.26x = 10,954,161.95
  5. Step 5: Solve for x
    x = 10,954,161.95/3,465.26
  6. Step 6: Final answer
    x = 3,161.14

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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.