Home / 10,022.49-13,824.59-6,880.41

Finding the Fourth Proportional to 10,022.49, 13,824.59 and 6,880.41

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Solution

The fourth proportional to 10,022.49, 13,824.59 and 6,880.41 is: 9,490.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.49 : 13,824.59 = 6,880.41 : x
  2. Step 2: Convert to fraction form
    10,022.49/13,824.59 = 6,880.41/x
  3. Step 3: Cross multiply
    10,022.49x = 13,824.59 × 6,880.41
  4. Step 4: Simplify right side
    10,022.49x = 95,118,812.88
  5. Step 5: Solve for x
    x = 95,118,812.88/10,022.49
  6. Step 6: Final answer
    x = 9,490.54

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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.