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Finding the Fourth Proportional to 3,504.99, 4,827.12 and 2,910.06

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Solution

The fourth proportional to 3,504.99, 4,827.12 and 2,910.06 is: 4,007.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.99 : 4,827.12 = 2,910.06 : x
  2. Step 2: Convert to fraction form
    3,504.99/4,827.12 = 2,910.06/x
  3. Step 3: Cross multiply
    3,504.99x = 4,827.12 × 2,910.06
  4. Step 4: Simplify right side
    3,504.99x = 14,047,208.83
  5. Step 5: Solve for x
    x = 14,047,208.83/3,504.99
  6. Step 6: Final answer
    x = 4,007.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.