Home / 3,730.48-5,146.86-2,401.84

Finding the Fourth Proportional to 3,730.48, 5,146.86 and 2,401.84

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Solution

The fourth proportional to 3,730.48, 5,146.86 and 2,401.84 is: 3,313.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.48 : 5,146.86 = 2,401.84 : x
  2. Step 2: Convert to fraction form
    3,730.48/5,146.86 = 2,401.84/x
  3. Step 3: Cross multiply
    3,730.48x = 5,146.86 × 2,401.84
  4. Step 4: Simplify right side
    3,730.48x = 12,361,934.22
  5. Step 5: Solve for x
    x = 12,361,934.22/3,730.48
  6. Step 6: Final answer
    x = 3,313.77

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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.