Home / 3,946.52-5,446.86-2,374.76

Finding the Fourth Proportional to 3,946.52, 5,446.86 and 2,374.76

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Solution

The fourth proportional to 3,946.52, 5,446.86 and 2,374.76 is: 3,277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.52 : 5,446.86 = 2,374.76 : x
  2. Step 2: Convert to fraction form
    3,946.52/5,446.86 = 2,374.76/x
  3. Step 3: Cross multiply
    3,946.52x = 5,446.86 × 2,374.76
  4. Step 4: Simplify right side
    3,946.52x = 12,934,985.25
  5. Step 5: Solve for x
    x = 12,934,985.25/3,946.52
  6. Step 6: Final answer
    x = 3,277.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.