Home / 4,490.28-6,736.77-1,529.28

Finding the Fourth Proportional to 4,490.28, 6,736.77 and 1,529.28

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Solution

The fourth proportional to 4,490.28, 6,736.77 and 1,529.28 is: 2,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.28 : 6,736.77 = 1,529.28 : x
  2. Step 2: Convert to fraction form
    4,490.28/6,736.77 = 1,529.28/x
  3. Step 3: Cross multiply
    4,490.28x = 6,736.77 × 1,529.28
  4. Step 4: Simplify right side
    4,490.28x = 10,302,407.63
  5. Step 5: Solve for x
    x = 10,302,407.63/4,490.28
  6. Step 6: Final answer
    x = 2,294.38

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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.