Home / 2,925.08-4,378.98-1,936.04

Finding the Fourth Proportional to 2,925.08, 4,378.98 and 1,936.04

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Solution

The fourth proportional to 2,925.08, 4,378.98 and 1,936.04 is: 2,898.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.08 : 4,378.98 = 1,936.04 : x
  2. Step 2: Convert to fraction form
    2,925.08/4,378.98 = 1,936.04/x
  3. Step 3: Cross multiply
    2,925.08x = 4,378.98 × 1,936.04
  4. Step 4: Simplify right side
    2,925.08x = 8,477,880.44
  5. Step 5: Solve for x
    x = 8,477,880.44/2,925.08
  6. Step 6: Final answer
    x = 2,898.34

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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.