Home / 3,600.42-4,970.52-2,758.50

Finding the Fourth Proportional to 3,600.42, 4,970.52 and 2,758.50

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Solution

The fourth proportional to 3,600.42, 4,970.52 and 2,758.50 is: 3,808.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.42 : 4,970.52 = 2,758.50 : x
  2. Step 2: Convert to fraction form
    3,600.42/4,970.52 = 2,758.50/x
  3. Step 3: Cross multiply
    3,600.42x = 4,970.52 × 2,758.50
  4. Step 4: Simplify right side
    3,600.42x = 13,711,179.42
  5. Step 5: Solve for x
    x = 13,711,179.42/3,600.42
  6. Step 6: Final answer
    x = 3,808.22

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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.