Home / 3,807.13-5,254.04-2,314.80

Finding the Fourth Proportional to 3,807.13, 5,254.04 and 2,314.80

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Solution

The fourth proportional to 3,807.13, 5,254.04 and 2,314.80 is: 3,194.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807.13 : 5,254.04 = 2,314.80 : x
  2. Step 2: Convert to fraction form
    3,807.13/5,254.04 = 2,314.80/x
  3. Step 3: Cross multiply
    3,807.13x = 5,254.04 × 2,314.80
  4. Step 4: Simplify right side
    3,807.13x = 12,162,051.79
  5. Step 5: Solve for x
    x = 12,162,051.79/3,807.13
  6. Step 6: Final answer
    x = 3,194.55

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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.