Home / 5,477.32-8,210.06-2,186.80

Finding the Fourth Proportional to 5,477.32, 8,210.06 and 2,186.80

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Solution

The fourth proportional to 5,477.32, 8,210.06 and 2,186.80 is: 3,277.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.32 : 8,210.06 = 2,186.80 : x
  2. Step 2: Convert to fraction form
    5,477.32/8,210.06 = 2,186.80/x
  3. Step 3: Cross multiply
    5,477.32x = 8,210.06 × 2,186.80
  4. Step 4: Simplify right side
    5,477.32x = 17,953,768.27
  5. Step 5: Solve for x
    x = 17,953,768.27/5,477.32
  6. Step 6: Final answer
    x = 3,277.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.