Home / 6,873.16-9,484.24-4,220.68

Finding the Fourth Proportional to 6,873.16, 9,484.24 and 4,220.68

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Solution

The fourth proportional to 6,873.16, 9,484.24 and 4,220.68 is: 5,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873.16 : 9,484.24 = 4,220.68 : x
  2. Step 2: Convert to fraction form
    6,873.16/9,484.24 = 4,220.68/x
  3. Step 3: Cross multiply
    6,873.16x = 9,484.24 × 4,220.68
  4. Step 4: Simplify right side
    6,873.16x = 40,029,942.08
  5. Step 5: Solve for x
    x = 40,029,942.08/6,873.16
  6. Step 6: Final answer
    x = 5,824.10

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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.