Home / 3,885.04-5,362.52-2,314.20

Finding the Fourth Proportional to 3,885.04, 5,362.52 and 2,314.20

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Solution

The fourth proportional to 3,885.04, 5,362.52 and 2,314.20 is: 3,194.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.04 : 5,362.52 = 2,314.20 : x
  2. Step 2: Convert to fraction form
    3,885.04/5,362.52 = 2,314.20/x
  3. Step 3: Cross multiply
    3,885.04x = 5,362.52 × 2,314.20
  4. Step 4: Simplify right side
    3,885.04x = 12,409,943.78
  5. Step 5: Solve for x
    x = 12,409,943.78/3,885.04
  6. Step 6: Final answer
    x = 3,194.29

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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.