Home / 3,153.88-4,345.95-2,441.42

Finding the Fourth Proportional to 3,153.88, 4,345.95 and 2,441.42

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Solution

The fourth proportional to 3,153.88, 4,345.95 and 2,441.42 is: 3,364.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.88 : 4,345.95 = 2,441.42 : x
  2. Step 2: Convert to fraction form
    3,153.88/4,345.95 = 2,441.42/x
  3. Step 3: Cross multiply
    3,153.88x = 4,345.95 × 2,441.42
  4. Step 4: Simplify right side
    3,153.88x = 10,610,289.25
  5. Step 5: Solve for x
    x = 10,610,289.25/3,153.88
  6. Step 6: Final answer
    x = 3,364.20

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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.