Home / 8,305.50-11,461.43-4,528.54

Finding the Fourth Proportional to 8,305.50, 11,461.43 and 4,528.54

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Solution

The fourth proportional to 8,305.50, 11,461.43 and 4,528.54 is: 6,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.50 : 11,461.43 = 4,528.54 : x
  2. Step 2: Convert to fraction form
    8,305.50/11,461.43 = 4,528.54/x
  3. Step 3: Cross multiply
    8,305.50x = 11,461.43 × 4,528.54
  4. Step 4: Simplify right side
    8,305.50x = 51,903,569.86
  5. Step 5: Solve for x
    x = 51,903,569.86/8,305.50
  6. Step 6: Final answer
    x = 6,249.30

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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.