Home / 4,910.76-6,774.71-3,230.01

Finding the Fourth Proportional to 4,910.76, 6,774.71 and 3,230.01

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Solution

The fourth proportional to 4,910.76, 6,774.71 and 3,230.01 is: 4,456.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.76 : 6,774.71 = 3,230.01 : x
  2. Step 2: Convert to fraction form
    4,910.76/6,774.71 = 3,230.01/x
  3. Step 3: Cross multiply
    4,910.76x = 6,774.71 × 3,230.01
  4. Step 4: Simplify right side
    4,910.76x = 21,882,364.90
  5. Step 5: Solve for x
    x = 21,882,364.90/4,910.76
  6. Step 6: Final answer
    x = 4,456.00

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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.