Home / 4,947.10-7,419.30-2,025.70

Finding the Fourth Proportional to 4,947.10, 7,419.30 and 2,025.70

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Solution

The fourth proportional to 4,947.10, 7,419.30 and 2,025.70 is: 3,038.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.10 : 7,419.30 = 2,025.70 : x
  2. Step 2: Convert to fraction form
    4,947.10/7,419.30 = 2,025.70/x
  3. Step 3: Cross multiply
    4,947.10x = 7,419.30 × 2,025.70
  4. Step 4: Simplify right side
    4,947.10x = 15,029,276.01
  5. Step 5: Solve for x
    x = 15,029,276.01/4,947.10
  6. Step 6: Final answer
    x = 3,038.00

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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.