Home / 6,521.19-8,995.91-4,160.85

Finding the Fourth Proportional to 6,521.19, 8,995.91 and 4,160.85

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Solution

The fourth proportional to 6,521.19, 8,995.91 and 4,160.85 is: 5,739.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.19 : 8,995.91 = 4,160.85 : x
  2. Step 2: Convert to fraction form
    6,521.19/8,995.91 = 4,160.85/x
  3. Step 3: Cross multiply
    6,521.19x = 8,995.91 × 4,160.85
  4. Step 4: Simplify right side
    6,521.19x = 37,430,611.32
  5. Step 5: Solve for x
    x = 37,430,611.32/6,521.19
  6. Step 6: Final answer
    x = 5,739.84

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Half scale
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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.