Home / 4,947.08-7,423.66-2,025.40

Finding the Fourth Proportional to 4,947.08, 7,423.66 and 2,025.40

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Solution

The fourth proportional to 4,947.08, 7,423.66 and 2,025.40 is: 3,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.08 : 7,423.66 = 2,025.40 : x
  2. Step 2: Convert to fraction form
    4,947.08/7,423.66 = 2,025.40/x
  3. Step 3: Cross multiply
    4,947.08x = 7,423.66 × 2,025.40
  4. Step 4: Simplify right side
    4,947.08x = 15,035,880.96
  5. Step 5: Solve for x
    x = 15,035,880.96/4,947.08
  6. Step 6: Final answer
    x = 3,039.34

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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.