Home / 4,841.76-7,262.88-2,906.40

Finding the Fourth Proportional to 4,841.76, 7,262.88 and 2,906.40

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Solution

The fourth proportional to 4,841.76, 7,262.88 and 2,906.40 is: 4,359.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,841.76 : 7,262.88 = 2,906.40 : x
  2. Step 2: Convert to fraction form
    4,841.76/7,262.88 = 2,906.40/x
  3. Step 3: Cross multiply
    4,841.76x = 7,262.88 × 2,906.40
  4. Step 4: Simplify right side
    4,841.76x = 21,108,834.43
  5. Step 5: Solve for x
    x = 21,108,834.43/4,841.76
  6. Step 6: Final answer
    x = 4,359.74

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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.