Home / 10,516.50-14,512.86-5,800.91

Finding the Fourth Proportional to 10,516.50, 14,512.86 and 5,800.91

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Solution

The fourth proportional to 10,516.50, 14,512.86 and 5,800.91 is: 8,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516.50 : 14,512.86 = 5,800.91 : x
  2. Step 2: Convert to fraction form
    10,516.50/14,512.86 = 5,800.91/x
  3. Step 3: Cross multiply
    10,516.50x = 14,512.86 × 5,800.91
  4. Step 4: Simplify right side
    10,516.50x = 84,187,722.14
  5. Step 5: Solve for x
    x = 84,187,722.14/10,516.50
  6. Step 6: Final answer
    x = 8,005.30

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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.