Home / 10,336.99-15,505.49-4,490.41

Finding the Fourth Proportional to 10,336.99, 15,505.49 and 4,490.41

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Solution

The fourth proportional to 10,336.99, 15,505.49 and 4,490.41 is: 6,735.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,336.99 : 15,505.49 = 4,490.41 : x
  2. Step 2: Convert to fraction form
    10,336.99/15,505.49 = 4,490.41/x
  3. Step 3: Cross multiply
    10,336.99x = 15,505.49 × 4,490.41
  4. Step 4: Simplify right side
    10,336.99x = 69,626,007.35
  5. Step 5: Solve for x
    x = 69,626,007.35/10,336.99
  6. Step 6: Final answer
    x = 6,735.62

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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.