Home / 4,710.63-6,498.30-3,218.61

Finding the Fourth Proportional to 4,710.63, 6,498.30 and 3,218.61

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Solution

The fourth proportional to 4,710.63, 6,498.30 and 3,218.61 is: 4,440.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.63 : 6,498.30 = 3,218.61 : x
  2. Step 2: Convert to fraction form
    4,710.63/6,498.30 = 3,218.61/x
  3. Step 3: Cross multiply
    4,710.63x = 6,498.30 × 3,218.61
  4. Step 4: Simplify right side
    4,710.63x = 20,915,529.80
  5. Step 5: Solve for x
    x = 20,915,529.80/4,710.63
  6. Step 6: Final answer
    x = 4,440.07

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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.