Home / 7,458.84-11,175.66-3,554.64

Finding the Fourth Proportional to 7,458.84, 11,175.66 and 3,554.64

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Solution

The fourth proportional to 7,458.84, 11,175.66 and 3,554.64 is: 5,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.84 : 11,175.66 = 3,554.64 : x
  2. Step 2: Convert to fraction form
    7,458.84/11,175.66 = 3,554.64/x
  3. Step 3: Cross multiply
    7,458.84x = 11,175.66 × 3,554.64
  4. Step 4: Simplify right side
    7,458.84x = 39,725,448.06
  5. Step 5: Solve for x
    x = 39,725,448.06/7,458.84
  6. Step 6: Final answer
    x = 5,325.96

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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.