Home / 2,795.16-4,191.91-2,012.81

Finding the Fourth Proportional to 2,795.16, 4,191.91 and 2,012.81

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Solution

The fourth proportional to 2,795.16, 4,191.91 and 2,012.81 is: 3,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.16 : 4,191.91 = 2,012.81 : x
  2. Step 2: Convert to fraction form
    2,795.16/4,191.91 = 2,012.81/x
  3. Step 3: Cross multiply
    2,795.16x = 4,191.91 × 2,012.81
  4. Step 4: Simplify right side
    2,795.16x = 8,437,492.38
  5. Step 5: Solve for x
    x = 8,437,492.38/2,795.16
  6. Step 6: Final answer
    x = 3,018.60

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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.