Home / 4,333.40-6,501.90-2,775.15

Finding the Fourth Proportional to 4,333.40, 6,501.90 and 2,775.15

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Solution

The fourth proportional to 4,333.40, 6,501.90 and 2,775.15 is: 4,163.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.40 : 6,501.90 = 2,775.15 : x
  2. Step 2: Convert to fraction form
    4,333.40/6,501.90 = 2,775.15/x
  3. Step 3: Cross multiply
    4,333.40x = 6,501.90 × 2,775.15
  4. Step 4: Simplify right side
    4,333.40x = 18,043,747.79
  5. Step 5: Solve for x
    x = 18,043,747.79/4,333.40
  6. Step 6: Final answer
    x = 4,163.88

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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.