Home / 11,591.20-17,386.32-5,349.14

Finding the Fourth Proportional to 11,591.20, 17,386.32 and 5,349.14

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Solution

The fourth proportional to 11,591.20, 17,386.32 and 5,349.14 is: 8,023.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.20 : 17,386.32 = 5,349.14 : x
  2. Step 2: Convert to fraction form
    11,591.20/17,386.32 = 5,349.14/x
  3. Step 3: Cross multiply
    11,591.20x = 17,386.32 × 5,349.14
  4. Step 4: Simplify right side
    11,591.20x = 93,001,746.09
  5. Step 5: Solve for x
    x = 93,001,746.09/11,591.20
  6. Step 6: Final answer
    x = 8,023.48

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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.