Home / 10,904.49-15,048.57-6,125.28

Finding the Fourth Proportional to 10,904.49, 15,048.57 and 6,125.28

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Solution

The fourth proportional to 10,904.49, 15,048.57 and 6,125.28 is: 8,453.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.49 : 15,048.57 = 6,125.28 : x
  2. Step 2: Convert to fraction form
    10,904.49/15,048.57 = 6,125.28/x
  3. Step 3: Cross multiply
    10,904.49x = 15,048.57 × 6,125.28
  4. Step 4: Simplify right side
    10,904.49x = 92,176,704.85
  5. Step 5: Solve for x
    x = 92,176,704.85/10,904.49
  6. Step 6: Final answer
    x = 8,453.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.