Home / 10,995.63-15,173.99-5,959.86

Finding the Fourth Proportional to 10,995.63, 15,173.99 and 5,959.86

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Solution

The fourth proportional to 10,995.63, 15,173.99 and 5,959.86 is: 8,224.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995.63 : 15,173.99 = 5,959.86 : x
  2. Step 2: Convert to fraction form
    10,995.63/15,173.99 = 5,959.86/x
  3. Step 3: Cross multiply
    10,995.63x = 15,173.99 × 5,959.86
  4. Step 4: Simplify right side
    10,995.63x = 90,434,826.24
  5. Step 5: Solve for x
    x = 90,434,826.24/10,995.63
  6. Step 6: Final answer
    x = 8,224.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.