Home / 4,920.48-6,790.09-2,682.32

Finding the Fourth Proportional to 4,920.48, 6,790.09 and 2,682.32

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Solution

The fourth proportional to 4,920.48, 6,790.09 and 2,682.32 is: 3,701.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.48 : 6,790.09 = 2,682.32 : x
  2. Step 2: Convert to fraction form
    4,920.48/6,790.09 = 2,682.32/x
  3. Step 3: Cross multiply
    4,920.48x = 6,790.09 × 2,682.32
  4. Step 4: Simplify right side
    4,920.48x = 18,213,153.55
  5. Step 5: Solve for x
    x = 18,213,153.55/4,920.48
  6. Step 6: Final answer
    x = 3,701.50

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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.