Home / 10,450.03-14,420.99-5,669.87

Finding the Fourth Proportional to 10,450.03, 14,420.99 and 5,669.87

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Solution

The fourth proportional to 10,450.03, 14,420.99 and 5,669.87 is: 7,824.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450.03 : 14,420.99 = 5,669.87 : x
  2. Step 2: Convert to fraction form
    10,450.03/14,420.99 = 5,669.87/x
  3. Step 3: Cross multiply
    10,450.03x = 14,420.99 × 5,669.87
  4. Step 4: Simplify right side
    10,450.03x = 81,765,180.53
  5. Step 5: Solve for x
    x = 81,765,180.53/10,450.03
  6. Step 6: Final answer
    x = 7,824.39

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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.