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Finding the Fourth Proportional to 7,483.98, 11,235.69 and 5,753.82

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Solution

The fourth proportional to 7,483.98, 11,235.69 and 5,753.82 is: 8,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.98 : 11,235.69 = 5,753.82 : x
  2. Step 2: Convert to fraction form
    7,483.98/11,235.69 = 5,753.82/x
  3. Step 3: Cross multiply
    7,483.98x = 11,235.69 × 5,753.82
  4. Step 4: Simplify right side
    7,483.98x = 64,648,137.84
  5. Step 5: Solve for x
    x = 64,648,137.84/7,483.98
  6. Step 6: Final answer
    x = 8,638.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.