Home / 4,981.20-6,873.60-4,813.44

Finding the Fourth Proportional to 4,981.20, 6,873.60 and 4,813.44

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Solution

The fourth proportional to 4,981.20, 6,873.60 and 4,813.44 is: 6,642.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.20 : 6,873.60 = 4,813.44 : x
  2. Step 2: Convert to fraction form
    4,981.20/6,873.60 = 4,813.44/x
  3. Step 3: Cross multiply
    4,981.20x = 6,873.60 × 4,813.44
  4. Step 4: Simplify right side
    4,981.20x = 33,085,661.18
  5. Step 5: Solve for x
    x = 33,085,661.18/4,981.20
  6. Step 6: Final answer
    x = 6,642.11

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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.