Home / 8,385.52-11,572.96-4,800.82

Finding the Fourth Proportional to 8,385.52, 11,572.96 and 4,800.82

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Solution

The fourth proportional to 8,385.52, 11,572.96 and 4,800.82 is: 6,625.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,385.52 : 11,572.96 = 4,800.82 : x
  2. Step 2: Convert to fraction form
    8,385.52/11,572.96 = 4,800.82/x
  3. Step 3: Cross multiply
    8,385.52x = 11,572.96 × 4,800.82
  4. Step 4: Simplify right side
    8,385.52x = 55,559,697.83
  5. Step 5: Solve for x
    x = 55,559,697.83/8,385.52
  6. Step 6: Final answer
    x = 6,625.67

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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.