Home / 4,274.40-6,411.60-3,946.35

Finding the Fourth Proportional to 4,274.40, 6,411.60 and 3,946.35

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Solution

The fourth proportional to 4,274.40, 6,411.60 and 3,946.35 is: 5,919.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.40 : 6,411.60 = 3,946.35 : x
  2. Step 2: Convert to fraction form
    4,274.40/6,411.60 = 3,946.35/x
  3. Step 3: Cross multiply
    4,274.40x = 6,411.60 × 3,946.35
  4. Step 4: Simplify right side
    4,274.40x = 25,302,417.66
  5. Step 5: Solve for x
    x = 25,302,417.66/4,274.40
  6. Step 6: Final answer
    x = 5,919.53

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Similar ratio
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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.