Home / 3,810.60-5,261.22-2,924.84

Finding the Fourth Proportional to 3,810.60, 5,261.22 and 2,924.84

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Solution

The fourth proportional to 3,810.60, 5,261.22 and 2,924.84 is: 4,038.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.60 : 5,261.22 = 2,924.84 : x
  2. Step 2: Convert to fraction form
    3,810.60/5,261.22 = 2,924.84/x
  3. Step 3: Cross multiply
    3,810.60x = 5,261.22 × 2,924.84
  4. Step 4: Simplify right side
    3,810.60x = 15,388,226.70
  5. Step 5: Solve for x
    x = 15,388,226.70/3,810.60
  6. Step 6: Final answer
    x = 4,038.27

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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.