Home / 4,355.20-6,011.08-2,760.88

Finding the Fourth Proportional to 4,355.20, 6,011.08 and 2,760.88

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Solution

The fourth proportional to 4,355.20, 6,011.08 and 2,760.88 is: 3,810.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.20 : 6,011.08 = 2,760.88 : x
  2. Step 2: Convert to fraction form
    4,355.20/6,011.08 = 2,760.88/x
  3. Step 3: Cross multiply
    4,355.20x = 6,011.08 × 2,760.88
  4. Step 4: Simplify right side
    4,355.20x = 16,595,870.55
  5. Step 5: Solve for x
    x = 16,595,870.55/4,355.20
  6. Step 6: Final answer
    x = 3,810.59

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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.