Home / 6,154.30-8,488.56-3,797.20

Finding the Fourth Proportional to 6,154.30, 8,488.56 and 3,797.20

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Solution

The fourth proportional to 6,154.30, 8,488.56 and 3,797.20 is: 5,237.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,154.30 : 8,488.56 = 3,797.20 : x
  2. Step 2: Convert to fraction form
    6,154.30/8,488.56 = 3,797.20/x
  3. Step 3: Cross multiply
    6,154.30x = 8,488.56 × 3,797.20
  4. Step 4: Simplify right side
    6,154.30x = 32,232,760.03
  5. Step 5: Solve for x
    x = 32,232,760.03/6,154.30
  6. Step 6: Final answer
    x = 5,237.44

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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.