Home / 11,376.99-17,053.78-4,355.35

Finding the Fourth Proportional to 11,376.99, 17,053.78 and 4,355.35

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Solution

The fourth proportional to 11,376.99, 17,053.78 and 4,355.35 is: 6,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.99 : 17,053.78 = 4,355.35 : x
  2. Step 2: Convert to fraction form
    11,376.99/17,053.78 = 4,355.35/x
  3. Step 3: Cross multiply
    11,376.99x = 17,053.78 × 4,355.35
  4. Step 4: Simplify right side
    11,376.99x = 74,275,180.72
  5. Step 5: Solve for x
    x = 74,275,180.72/11,376.99
  6. Step 6: Final answer
    x = 6,528.54

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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.