Home / 2,670.01-4,006.97-2,156.15

Finding the Fourth Proportional to 2,670.01, 4,006.97 and 2,156.15

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Solution

The fourth proportional to 2,670.01, 4,006.97 and 2,156.15 is: 3,235.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.01 : 4,006.97 = 2,156.15 : x
  2. Step 2: Convert to fraction form
    2,670.01/4,006.97 = 2,156.15/x
  3. Step 3: Cross multiply
    2,670.01x = 4,006.97 × 2,156.15
  4. Step 4: Simplify right side
    2,670.01x = 8,639,617.58
  5. Step 5: Solve for x
    x = 8,639,617.58/2,670.01
  6. Step 6: Final answer
    x = 3,235.81

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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.