Home / 11,346.34-17,019.48-4,777.12

Finding the Fourth Proportional to 11,346.34, 17,019.48 and 4,777.12

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Solution

The fourth proportional to 11,346.34, 17,019.48 and 4,777.12 is: 7,165.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.34 : 17,019.48 = 4,777.12 : x
  2. Step 2: Convert to fraction form
    11,346.34/17,019.48 = 4,777.12/x
  3. Step 3: Cross multiply
    11,346.34x = 17,019.48 × 4,777.12
  4. Step 4: Simplify right side
    11,346.34x = 81,304,098.30
  5. Step 5: Solve for x
    x = 81,304,098.30/11,346.34
  6. Step 6: Final answer
    x = 7,165.67

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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.