Home / 7,450.11-11,177.60-3,554.01

Finding the Fourth Proportional to 7,450.11, 11,177.60 and 3,554.01

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Solution

The fourth proportional to 7,450.11, 11,177.60 and 3,554.01 is: 5,332.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.11 : 11,177.60 = 3,554.01 : x
  2. Step 2: Convert to fraction form
    7,450.11/11,177.60 = 3,554.01/x
  3. Step 3: Cross multiply
    7,450.11x = 11,177.60 × 3,554.01
  4. Step 4: Simplify right side
    7,450.11x = 39,725,284.41
  5. Step 5: Solve for x
    x = 39,725,284.41/7,450.11
  6. Step 6: Final answer
    x = 5,332.17

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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.