Home / 10,451.28-14,423.04-5,975.76

Finding the Fourth Proportional to 10,451.28, 14,423.04 and 5,975.76

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Solution

The fourth proportional to 10,451.28, 14,423.04 and 5,975.76 is: 8,246.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451.28 : 14,423.04 = 5,975.76 : x
  2. Step 2: Convert to fraction form
    10,451.28/14,423.04 = 5,975.76/x
  3. Step 3: Cross multiply
    10,451.28x = 14,423.04 × 5,975.76
  4. Step 4: Simplify right side
    10,451.28x = 86,188,625.51
  5. Step 5: Solve for x
    x = 86,188,625.51/10,451.28
  6. Step 6: Final answer
    x = 8,246.71

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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.