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Finding the Fourth Proportional to 8,798.48, 13,200.45 and 3,604.76

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Solution

The fourth proportional to 8,798.48, 13,200.45 and 3,604.76 is: 5,408.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.48 : 13,200.45 = 3,604.76 : x
  2. Step 2: Convert to fraction form
    8,798.48/13,200.45 = 3,604.76/x
  3. Step 3: Cross multiply
    8,798.48x = 13,200.45 × 3,604.76
  4. Step 4: Simplify right side
    8,798.48x = 47,584,454.14
  5. Step 5: Solve for x
    x = 47,584,454.14/8,798.48
  6. Step 6: Final answer
    x = 5,408.26

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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.