Home / 3,808.08-5,254.92-2,214.60

Finding the Fourth Proportional to 3,808.08, 5,254.92 and 2,214.60

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Solution

The fourth proportional to 3,808.08, 5,254.92 and 2,214.60 is: 3,056.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.08 : 5,254.92 = 2,214.60 : x
  2. Step 2: Convert to fraction form
    3,808.08/5,254.92 = 2,214.60/x
  3. Step 3: Cross multiply
    3,808.08x = 5,254.92 × 2,214.60
  4. Step 4: Simplify right side
    3,808.08x = 11,637,545.83
  5. Step 5: Solve for x
    x = 11,637,545.83/3,808.08
  6. Step 6: Final answer
    x = 3,056.01

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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.