Home / 7,429.26-11,145.04-3,532.34

Finding the Fourth Proportional to 7,429.26, 11,145.04 and 3,532.34

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Solution

The fourth proportional to 7,429.26, 11,145.04 and 3,532.34 is: 5,299.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429.26 : 11,145.04 = 3,532.34 : x
  2. Step 2: Convert to fraction form
    7,429.26/11,145.04 = 3,532.34/x
  3. Step 3: Cross multiply
    7,429.26x = 11,145.04 × 3,532.34
  4. Step 4: Simplify right side
    7,429.26x = 39,368,070.59
  5. Step 5: Solve for x
    x = 39,368,070.59/7,429.26
  6. Step 6: Final answer
    x = 5,299.06

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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.