Home / 3,207.07-4,423.30-2,214.01

Finding the Fourth Proportional to 3,207.07, 4,423.30 and 2,214.01

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Solution

The fourth proportional to 3,207.07, 4,423.30 and 2,214.01 is: 3,053.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.07 : 4,423.30 = 2,214.01 : x
  2. Step 2: Convert to fraction form
    3,207.07/4,423.30 = 2,214.01/x
  3. Step 3: Cross multiply
    3,207.07x = 4,423.30 × 2,214.01
  4. Step 4: Simplify right side
    3,207.07x = 9,793,230.43
  5. Step 5: Solve for x
    x = 9,793,230.43/3,207.07
  6. Step 6: Final answer
    x = 3,053.64

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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.