Home / 4,618.61-6,927.92-2,155.15

Finding the Fourth Proportional to 4,618.61, 6,927.92 and 2,155.15

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Solution

The fourth proportional to 4,618.61, 6,927.92 and 2,155.15 is: 3,232.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.61 : 6,927.92 = 2,155.15 : x
  2. Step 2: Convert to fraction form
    4,618.61/6,927.92 = 2,155.15/x
  3. Step 3: Cross multiply
    4,618.61x = 6,927.92 × 2,155.15
  4. Step 4: Simplify right side
    4,618.61x = 14,930,706.79
  5. Step 5: Solve for x
    x = 14,930,706.79/4,618.61
  6. Step 6: Final answer
    x = 3,232.73

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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.