Home / 9,419.14-14,128.71-3,574.36

Finding the Fourth Proportional to 9,419.14, 14,128.71 and 3,574.36

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Solution

The fourth proportional to 9,419.14, 14,128.71 and 3,574.36 is: 5,361.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,419.14 : 14,128.71 = 3,574.36 : x
  2. Step 2: Convert to fraction form
    9,419.14/14,128.71 = 3,574.36/x
  3. Step 3: Cross multiply
    9,419.14x = 14,128.71 × 3,574.36
  4. Step 4: Simplify right side
    9,419.14x = 50,501,095.88
  5. Step 5: Solve for x
    x = 50,501,095.88/9,419.14
  6. Step 6: Final answer
    x = 5,361.54

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Similar ratio
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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.