Home / 4,617.20-6,371.65-2,627.72

Finding the Fourth Proportional to 4,617.20, 6,371.65 and 2,627.72

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Solution

The fourth proportional to 4,617.20, 6,371.65 and 2,627.72 is: 3,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,617.20 : 6,371.65 = 2,627.72 : x
  2. Step 2: Convert to fraction form
    4,617.20/6,371.65 = 2,627.72/x
  3. Step 3: Cross multiply
    4,617.20x = 6,371.65 × 2,627.72
  4. Step 4: Simplify right side
    4,617.20x = 16,742,907.46
  5. Step 5: Solve for x
    x = 16,742,907.46/4,617.20
  6. Step 6: Final answer
    x = 3,626.20

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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.