Home / 3,490.51-4,811.92-2,495.43

Finding the Fourth Proportional to 3,490.51, 4,811.92 and 2,495.43

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Solution

The fourth proportional to 3,490.51, 4,811.92 and 2,495.43 is: 3,440.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.51 : 4,811.92 = 2,495.43 : x
  2. Step 2: Convert to fraction form
    3,490.51/4,811.92 = 2,495.43/x
  3. Step 3: Cross multiply
    3,490.51x = 4,811.92 × 2,495.43
  4. Step 4: Simplify right side
    3,490.51x = 12,007,809.53
  5. Step 5: Solve for x
    x = 12,007,809.53/3,490.51
  6. Step 6: Final answer
    x = 3,440.13

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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.