Home / 4,005.10-5,527.13-2,212.58

Finding the Fourth Proportional to 4,005.10, 5,527.13 and 2,212.58

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Solution

The fourth proportional to 4,005.10, 5,527.13 and 2,212.58 is: 3,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.10 : 5,527.13 = 2,212.58 : x
  2. Step 2: Convert to fraction form
    4,005.10/5,527.13 = 2,212.58/x
  3. Step 3: Cross multiply
    4,005.10x = 5,527.13 × 2,212.58
  4. Step 4: Simplify right side
    4,005.10x = 12,229,178.60
  5. Step 5: Solve for x
    x = 12,229,178.60/4,005.10
  6. Step 6: Final answer
    x = 3,053.40

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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.