Home / 4,628.91-6,381.26-3,300.31

Finding the Fourth Proportional to 4,628.91, 6,381.26 and 3,300.31

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Solution

The fourth proportional to 4,628.91, 6,381.26 and 3,300.31 is: 4,549.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,628.91 : 6,381.26 = 3,300.31 : x
  2. Step 2: Convert to fraction form
    4,628.91/6,381.26 = 3,300.31/x
  3. Step 3: Cross multiply
    4,628.91x = 6,381.26 × 3,300.31
  4. Step 4: Simplify right side
    4,628.91x = 21,060,103.74
  5. Step 5: Solve for x
    x = 21,060,103.74/4,628.91
  6. Step 6: Final answer
    x = 4,549.69

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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.