Home / 4,100.40-6,155.28-2,152.08

Finding the Fourth Proportional to 4,100.40, 6,155.28 and 2,152.08

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Solution

The fourth proportional to 4,100.40, 6,155.28 and 2,152.08 is: 3,230.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.40 : 6,155.28 = 2,152.08 : x
  2. Step 2: Convert to fraction form
    4,100.40/6,155.28 = 2,152.08/x
  3. Step 3: Cross multiply
    4,100.40x = 6,155.28 × 2,152.08
  4. Step 4: Simplify right side
    4,100.40x = 13,246,654.98
  5. Step 5: Solve for x
    x = 13,246,654.98/4,100.40
  6. Step 6: Final answer
    x = 3,230.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.