Home / 3,186.00-4,774.54-2,715.01

Finding the Fourth Proportional to 3,186.00, 4,774.54 and 2,715.01

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Solution

The fourth proportional to 3,186.00, 4,774.54 and 2,715.01 is: 4,068.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186.00 : 4,774.54 = 2,715.01 : x
  2. Step 2: Convert to fraction form
    3,186.00/4,774.54 = 2,715.01/x
  3. Step 3: Cross multiply
    3,186.00x = 4,774.54 × 2,715.01
  4. Step 4: Simplify right side
    3,186.00x = 12,962,923.85
  5. Step 5: Solve for x
    x = 12,962,923.85/3,186.00
  6. Step 6: Final answer
    x = 4,068.72

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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.