Home / 11,346.34-17,019.54-4,420.84

Finding the Fourth Proportional to 11,346.34, 17,019.54 and 4,420.84

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Solution

The fourth proportional to 11,346.34, 17,019.54 and 4,420.84 is: 6,631.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.34 : 17,019.54 = 4,420.84 : x
  2. Step 2: Convert to fraction form
    11,346.34/17,019.54 = 4,420.84/x
  3. Step 3: Cross multiply
    11,346.34x = 17,019.54 × 4,420.84
  4. Step 4: Simplify right side
    11,346.34x = 75,240,663.21
  5. Step 5: Solve for x
    x = 75,240,663.21/11,346.34
  6. Step 6: Final answer
    x = 6,631.27

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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.