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Finding the Fourth Proportional to 5,297.60, 7,308.84 and 4,503.68

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Solution

The fourth proportional to 5,297.60, 7,308.84 and 4,503.68 is: 6,213.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297.60 : 7,308.84 = 4,503.68 : x
  2. Step 2: Convert to fraction form
    5,297.60/7,308.84 = 4,503.68/x
  3. Step 3: Cross multiply
    5,297.60x = 7,308.84 × 4,503.68
  4. Step 4: Simplify right side
    5,297.60x = 32,916,676.53
  5. Step 5: Solve for x
    x = 32,916,676.53/5,297.60
  6. Step 6: Final answer
    x = 6,213.51

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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.