Home / 4,677.61-7,016.46-2,205.40

Finding the Fourth Proportional to 4,677.61, 7,016.46 and 2,205.40

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Solution

The fourth proportional to 4,677.61, 7,016.46 and 2,205.40 is: 3,308.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.61 : 7,016.46 = 2,205.40 : x
  2. Step 2: Convert to fraction form
    4,677.61/7,016.46 = 2,205.40/x
  3. Step 3: Cross multiply
    4,677.61x = 7,016.46 × 2,205.40
  4. Step 4: Simplify right side
    4,677.61x = 15,474,100.88
  5. Step 5: Solve for x
    x = 15,474,100.88/4,677.61
  6. Step 6: Final answer
    x = 3,308.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.