Home / 4,445.20-6,134.52-2,455.96

Finding the Fourth Proportional to 4,445.20, 6,134.52 and 2,455.96

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Solution

The fourth proportional to 4,445.20, 6,134.52 and 2,455.96 is: 3,389.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.20 : 6,134.52 = 2,455.96 : x
  2. Step 2: Convert to fraction form
    4,445.20/6,134.52 = 2,455.96/x
  3. Step 3: Cross multiply
    4,445.20x = 6,134.52 × 2,455.96
  4. Step 4: Simplify right side
    4,445.20x = 15,066,135.74
  5. Step 5: Solve for x
    x = 15,066,135.74/4,445.20
  6. Step 6: Final answer
    x = 3,389.30

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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.