Home / 4,947.89-7,421.83-2,025

Finding the Fourth Proportional to 4,947.89, 7,421.83 and 2,025

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Solution

The fourth proportional to 4,947.89, 7,421.83 and 2,025 is: 3,037.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.89 : 7,421.83 = 2,025 : x
  2. Step 2: Convert to fraction form
    4,947.89/7,421.83 = 2,025/x
  3. Step 3: Cross multiply
    4,947.89x = 7,421.83 × 2,025
  4. Step 4: Simplify right side
    4,947.89x = 15,029,200.69
  5. Step 5: Solve for x
    x = 15,029,200.69/4,947.89
  6. Step 6: Final answer
    x = 3,037.50

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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.