Home / 10,800.28-14,905.25-6,021.77

Finding the Fourth Proportional to 10,800.28, 14,905.25 and 6,021.77

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Solution

The fourth proportional to 10,800.28, 14,905.25 and 6,021.77 is: 8,310.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.28 : 14,905.25 = 6,021.77 : x
  2. Step 2: Convert to fraction form
    10,800.28/14,905.25 = 6,021.77/x
  3. Step 3: Cross multiply
    10,800.28x = 14,905.25 × 6,021.77
  4. Step 4: Simplify right side
    10,800.28x = 89,755,947.16
  5. Step 5: Solve for x
    x = 89,755,947.16/10,800.28
  6. Step 6: Final answer
    x = 8,310.52

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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.