Home / 3,153.63-4,352.52-2,406.17

Finding the Fourth Proportional to 3,153.63, 4,352.52 and 2,406.17

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Solution

The fourth proportional to 3,153.63, 4,352.52 and 2,406.17 is: 3,320.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.63 : 4,352.52 = 2,406.17 : x
  2. Step 2: Convert to fraction form
    3,153.63/4,352.52 = 2,406.17/x
  3. Step 3: Cross multiply
    3,153.63x = 4,352.52 × 2,406.17
  4. Step 4: Simplify right side
    3,153.63x = 10,472,909.42
  5. Step 5: Solve for x
    x = 10,472,909.42/3,153.63
  6. Step 6: Final answer
    x = 3,320.90

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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.