Home / 9,004.68-13,513.06-3,161.30

Finding the Fourth Proportional to 9,004.68, 13,513.06 and 3,161.30

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Solution

The fourth proportional to 9,004.68, 13,513.06 and 3,161.30 is: 4,744.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,004.68 : 13,513.06 = 3,161.30 : x
  2. Step 2: Convert to fraction form
    9,004.68/13,513.06 = 3,161.30/x
  3. Step 3: Cross multiply
    9,004.68x = 13,513.06 × 3,161.30
  4. Step 4: Simplify right side
    9,004.68x = 42,718,836.58
  5. Step 5: Solve for x
    x = 42,718,836.58/9,004.68
  6. Step 6: Final answer
    x = 4,744.07

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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.