Home / 10,275.45-14,180.75-5,797.56

Finding the Fourth Proportional to 10,275.45, 14,180.75 and 5,797.56

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Solution

The fourth proportional to 10,275.45, 14,180.75 and 5,797.56 is: 8,000.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275.45 : 14,180.75 = 5,797.56 : x
  2. Step 2: Convert to fraction form
    10,275.45/14,180.75 = 5,797.56/x
  3. Step 3: Cross multiply
    10,275.45x = 14,180.75 × 5,797.56
  4. Step 4: Simplify right side
    10,275.45x = 82,213,748.97
  5. Step 5: Solve for x
    x = 82,213,748.97/10,275.45
  6. Step 6: Final answer
    x = 8,000.99

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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.