Home / 4,820.73-6,652.80-3,639.75

Finding the Fourth Proportional to 4,820.73, 6,652.80 and 3,639.75

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Solution

The fourth proportional to 4,820.73, 6,652.80 and 3,639.75 is: 5,023.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.73 : 6,652.80 = 3,639.75 : x
  2. Step 2: Convert to fraction form
    4,820.73/6,652.80 = 3,639.75/x
  3. Step 3: Cross multiply
    4,820.73x = 6,652.80 × 3,639.75
  4. Step 4: Simplify right side
    4,820.73x = 24,214,528.80
  5. Step 5: Solve for x
    x = 24,214,528.80/4,820.73
  6. Step 6: Final answer
    x = 5,023.00

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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.