Home / 10,529.92-14,531.12-5,814.48

Finding the Fourth Proportional to 10,529.92, 14,531.12 and 5,814.48

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Solution

The fourth proportional to 10,529.92, 14,531.12 and 5,814.48 is: 8,023.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.92 : 14,531.12 = 5,814.48 : x
  2. Step 2: Convert to fraction form
    10,529.92/14,531.12 = 5,814.48/x
  3. Step 3: Cross multiply
    10,529.92x = 14,531.12 × 5,814.48
  4. Step 4: Simplify right side
    10,529.92x = 84,490,906.62
  5. Step 5: Solve for x
    x = 84,490,906.62/10,529.92
  6. Step 6: Final answer
    x = 8,023.89

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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.