Home / 4,521.18-6,783.66-4,157.91

Finding the Fourth Proportional to 4,521.18, 6,783.66 and 4,157.91

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Solution

The fourth proportional to 4,521.18, 6,783.66 and 4,157.91 is: 6,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.18 : 6,783.66 = 4,157.91 : x
  2. Step 2: Convert to fraction form
    4,521.18/6,783.66 = 4,157.91/x
  3. Step 3: Cross multiply
    4,521.18x = 6,783.66 × 4,157.91
  4. Step 4: Simplify right side
    4,521.18x = 28,205,847.75
  5. Step 5: Solve for x
    x = 28,205,847.75/4,521.18
  6. Step 6: Final answer
    x = 6,238.60

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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.