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Finding the Fourth Proportional to 5,748.85, 8,615.47 and 2,624.98

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Solution

The fourth proportional to 5,748.85, 8,615.47 and 2,624.98 is: 3,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.85 : 8,615.47 = 2,624.98 : x
  2. Step 2: Convert to fraction form
    5,748.85/8,615.47 = 2,624.98/x
  3. Step 3: Cross multiply
    5,748.85x = 8,615.47 × 2,624.98
  4. Step 4: Simplify right side
    5,748.85x = 22,615,408.34
  5. Step 5: Solve for x
    x = 22,615,408.34/5,748.85
  6. Step 6: Final answer
    x = 3,933.90

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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.