Home / 9,189.34-13,775.92-3,646.58

Finding the Fourth Proportional to 9,189.34, 13,775.92 and 3,646.58

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Solution

The fourth proportional to 9,189.34, 13,775.92 and 3,646.58 is: 5,466.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189.34 : 13,775.92 = 3,646.58 : x
  2. Step 2: Convert to fraction form
    9,189.34/13,775.92 = 3,646.58/x
  3. Step 3: Cross multiply
    9,189.34x = 13,775.92 × 3,646.58
  4. Step 4: Simplify right side
    9,189.34x = 50,234,994.35
  5. Step 5: Solve for x
    x = 50,234,994.35/9,189.34
  6. Step 6: Final answer
    x = 5,466.66

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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.