Home / 3,483.95-5,226.10-1,403.68

Finding the Fourth Proportional to 3,483.95, 5,226.10 and 1,403.68

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Solution

The fourth proportional to 3,483.95, 5,226.10 and 1,403.68 is: 2,105.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.95 : 5,226.10 = 1,403.68 : x
  2. Step 2: Convert to fraction form
    3,483.95/5,226.10 = 1,403.68/x
  3. Step 3: Cross multiply
    3,483.95x = 5,226.10 × 1,403.68
  4. Step 4: Simplify right side
    3,483.95x = 7,335,738.90
  5. Step 5: Solve for x
    x = 7,335,738.90/3,483.95
  6. Step 6: Final answer
    x = 2,105.58

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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.