Home / 11,419.76-17,132.68-4,846.32

Finding the Fourth Proportional to 11,419.76, 17,132.68 and 4,846.32

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Solution

The fourth proportional to 11,419.76, 17,132.68 and 4,846.32 is: 7,270.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,419.76 : 17,132.68 = 4,846.32 : x
  2. Step 2: Convert to fraction form
    11,419.76/17,132.68 = 4,846.32/x
  3. Step 3: Cross multiply
    11,419.76x = 17,132.68 × 4,846.32
  4. Step 4: Simplify right side
    11,419.76x = 83,030,449.74
  5. Step 5: Solve for x
    x = 83,030,449.74/11,419.76
  6. Step 6: Final answer
    x = 7,270.77

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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.