Home / 3,274.93-4,909.81-1,630.58

Finding the Fourth Proportional to 3,274.93, 4,909.81 and 1,630.58

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Solution

The fourth proportional to 3,274.93, 4,909.81 and 1,630.58 is: 2,444.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.93 : 4,909.81 = 1,630.58 : x
  2. Step 2: Convert to fraction form
    3,274.93/4,909.81 = 1,630.58/x
  3. Step 3: Cross multiply
    3,274.93x = 4,909.81 × 1,630.58
  4. Step 4: Simplify right side
    3,274.93x = 8,005,837.99
  5. Step 5: Solve for x
    x = 8,005,837.99/3,274.93
  6. Step 6: Final answer
    x = 2,444.58

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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.