Home / 7,001.30-10,504.67-2,619.09

Finding the Fourth Proportional to 7,001.30, 10,504.67 and 2,619.09

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Solution

The fourth proportional to 7,001.30, 10,504.67 and 2,619.09 is: 3,929.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.30 : 10,504.67 = 2,619.09 : x
  2. Step 2: Convert to fraction form
    7,001.30/10,504.67 = 2,619.09/x
  3. Step 3: Cross multiply
    7,001.30x = 10,504.67 × 2,619.09
  4. Step 4: Simplify right side
    7,001.30x = 27,512,663.05
  5. Step 5: Solve for x
    x = 27,512,663.05/7,001.30
  6. Step 6: Final answer
    x = 3,929.65

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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.