Home / 6,558.08-9,049.48-4,039.80

Finding the Fourth Proportional to 6,558.08, 9,049.48 and 4,039.80

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Solution

The fourth proportional to 6,558.08, 9,049.48 and 4,039.80 is: 5,574.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558.08 : 9,049.48 = 4,039.80 : x
  2. Step 2: Convert to fraction form
    6,558.08/9,049.48 = 4,039.80/x
  3. Step 3: Cross multiply
    6,558.08x = 9,049.48 × 4,039.80
  4. Step 4: Simplify right side
    6,558.08x = 36,558,089.30
  5. Step 5: Solve for x
    x = 36,558,089.30/6,558.08
  6. Step 6: Final answer
    x = 5,574.51

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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.