Home / 3,635.84-5,453.76-1,903.52

Finding the Fourth Proportional to 3,635.84, 5,453.76 and 1,903.52

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Solution

The fourth proportional to 3,635.84, 5,453.76 and 1,903.52 is: 2,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.84 : 5,453.76 = 1,903.52 : x
  2. Step 2: Convert to fraction form
    3,635.84/5,453.76 = 1,903.52/x
  3. Step 3: Cross multiply
    3,635.84x = 5,453.76 × 1,903.52
  4. Step 4: Simplify right side
    3,635.84x = 10,381,341.24
  5. Step 5: Solve for x
    x = 10,381,341.24/3,635.84
  6. Step 6: Final answer
    x = 2,855.28

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1.5x scale

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.