Home / 4,509.06-6,210.93-3,180.43

Finding the Fourth Proportional to 4,509.06, 6,210.93 and 3,180.43

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Solution

The fourth proportional to 4,509.06, 6,210.93 and 3,180.43 is: 4,380.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.06 : 6,210.93 = 3,180.43 : x
  2. Step 2: Convert to fraction form
    4,509.06/6,210.93 = 3,180.43/x
  3. Step 3: Cross multiply
    4,509.06x = 6,210.93 × 3,180.43
  4. Step 4: Simplify right side
    4,509.06x = 19,753,428.10
  5. Step 5: Solve for x
    x = 19,753,428.10/4,509.06
  6. Step 6: Final answer
    x = 4,380.83

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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.