Home / 4,410.30-6,615.99-1,945.74

Finding the Fourth Proportional to 4,410.30, 6,615.99 and 1,945.74

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Solution

The fourth proportional to 4,410.30, 6,615.99 and 1,945.74 is: 2,918.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,410.30 : 6,615.99 = 1,945.74 : x
  2. Step 2: Convert to fraction form
    4,410.30/6,615.99 = 1,945.74/x
  3. Step 3: Cross multiply
    4,410.30x = 6,615.99 × 1,945.74
  4. Step 4: Simplify right side
    4,410.30x = 12,872,996.38
  5. Step 5: Solve for x
    x = 12,872,996.38/4,410.30
  6. Step 6: Final answer
    x = 2,918.85

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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.