Home / 3,273.99-4,909.35-1,631.45

Finding the Fourth Proportional to 3,273.99, 4,909.35 and 1,631.45

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Solution

The fourth proportional to 3,273.99, 4,909.35 and 1,631.45 is: 2,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.99 : 4,909.35 = 1,631.45 : x
  2. Step 2: Convert to fraction form
    3,273.99/4,909.35 = 1,631.45/x
  3. Step 3: Cross multiply
    3,273.99x = 4,909.35 × 1,631.45
  4. Step 4: Simplify right side
    3,273.99x = 8,009,334.51
  5. Step 5: Solve for x
    x = 8,009,334.51/3,273.99
  6. Step 6: Final answer
    x = 2,446.35

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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.