Home / 7,055.42-10,574.01-3,358.78

Finding the Fourth Proportional to 7,055.42, 10,574.01 and 3,358.78

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Solution

The fourth proportional to 7,055.42, 10,574.01 and 3,358.78 is: 5,033.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.42 : 10,574.01 = 3,358.78 : x
  2. Step 2: Convert to fraction form
    7,055.42/10,574.01 = 3,358.78/x
  3. Step 3: Cross multiply
    7,055.42x = 10,574.01 × 3,358.78
  4. Step 4: Simplify right side
    7,055.42x = 35,515,746.87
  5. Step 5: Solve for x
    x = 35,515,746.87/7,055.42
  6. Step 6: Final answer
    x = 5,033.83

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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.