Home / 7,358.53-11,042.48-2,678.09

Finding the Fourth Proportional to 7,358.53, 11,042.48 and 2,678.09

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Solution

The fourth proportional to 7,358.53, 11,042.48 and 2,678.09 is: 4,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.53 : 11,042.48 = 2,678.09 : x
  2. Step 2: Convert to fraction form
    7,358.53/11,042.48 = 2,678.09/x
  3. Step 3: Cross multiply
    7,358.53x = 11,042.48 × 2,678.09
  4. Step 4: Simplify right side
    7,358.53x = 29,572,722.74
  5. Step 5: Solve for x
    x = 29,572,722.74/7,358.53
  6. Step 6: Final answer
    x = 4,018.84

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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.