Home / 6,210.44-8,574.34-3,855.08

Finding the Fourth Proportional to 6,210.44, 8,574.34 and 3,855.08

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Solution

The fourth proportional to 6,210.44, 8,574.34 and 3,855.08 is: 5,322.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.44 : 8,574.34 = 3,855.08 : x
  2. Step 2: Convert to fraction form
    6,210.44/8,574.34 = 3,855.08/x
  3. Step 3: Cross multiply
    6,210.44x = 8,574.34 × 3,855.08
  4. Step 4: Simplify right side
    6,210.44x = 33,054,766.65
  5. Step 5: Solve for x
    x = 33,054,766.65/6,210.44
  6. Step 6: Final answer
    x = 5,322.45

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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.