Home / 4,920.13-6,789.73-2,682.00

Finding the Fourth Proportional to 4,920.13, 6,789.73 and 2,682.00

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Solution

The fourth proportional to 4,920.13, 6,789.73 and 2,682.00 is: 3,701.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.13 : 6,789.73 = 2,682.00 : x
  2. Step 2: Convert to fraction form
    4,920.13/6,789.73 = 2,682.00/x
  3. Step 3: Cross multiply
    4,920.13x = 6,789.73 × 2,682.00
  4. Step 4: Simplify right side
    4,920.13x = 18,210,074.46
  5. Step 5: Solve for x
    x = 18,210,074.46/4,920.13
  6. Step 6: Final answer
    x = 3,701.14

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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.