Home / 10,450.56-14,421.88-5,735.02

Finding the Fourth Proportional to 10,450.56, 14,421.88 and 5,735.02

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Solution

The fourth proportional to 10,450.56, 14,421.88 and 5,735.02 is: 7,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450.56 : 14,421.88 = 5,735.02 : x
  2. Step 2: Convert to fraction form
    10,450.56/14,421.88 = 5,735.02/x
  3. Step 3: Cross multiply
    10,450.56x = 14,421.88 × 5,735.02
  4. Step 4: Simplify right side
    10,450.56x = 82,709,770.24
  5. Step 5: Solve for x
    x = 82,709,770.24/10,450.56
  6. Step 6: Final answer
    x = 7,914.39

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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.