Home / 10,672.13-16,009.05-2,880.83

Finding the Fourth Proportional to 10,672.13, 16,009.05 and 2,880.83

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Solution

The fourth proportional to 10,672.13, 16,009.05 and 2,880.83 is: 4,321.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.13 : 16,009.05 = 2,880.83 : x
  2. Step 2: Convert to fraction form
    10,672.13/16,009.05 = 2,880.83/x
  3. Step 3: Cross multiply
    10,672.13x = 16,009.05 × 2,880.83
  4. Step 4: Simplify right side
    10,672.13x = 46,119,351.51
  5. Step 5: Solve for x
    x = 46,119,351.51/10,672.13
  6. Step 6: Final answer
    x = 4,321.48

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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.