Home / 6,963.20-10,445.27-2,803.20

Finding the Fourth Proportional to 6,963.20, 10,445.27 and 2,803.20

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Solution

The fourth proportional to 6,963.20, 10,445.27 and 2,803.20 is: 4,204.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,963.20 : 10,445.27 = 2,803.20 : x
  2. Step 2: Convert to fraction form
    6,963.20/10,445.27 = 2,803.20/x
  3. Step 3: Cross multiply
    6,963.20x = 10,445.27 × 2,803.20
  4. Step 4: Simplify right side
    6,963.20x = 29,280,180.86
  5. Step 5: Solve for x
    x = 29,280,180.86/6,963.20
  6. Step 6: Final answer
    x = 4,204.99

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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.