Home / 5,070.87-7,604.03-2,439.64

Finding the Fourth Proportional to 5,070.87, 7,604.03 and 2,439.64

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Solution

The fourth proportional to 5,070.87, 7,604.03 and 2,439.64 is: 3,658.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.87 : 7,604.03 = 2,439.64 : x
  2. Step 2: Convert to fraction form
    5,070.87/7,604.03 = 2,439.64/x
  3. Step 3: Cross multiply
    5,070.87x = 7,604.03 × 2,439.64
  4. Step 4: Simplify right side
    5,070.87x = 18,551,095.75
  5. Step 5: Solve for x
    x = 18,551,095.75/5,070.87
  6. Step 6: Final answer
    x = 3,658.37

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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.