Home / 2,407.86-3,316.01-2,211.03

Finding the Fourth Proportional to 2,407.86, 3,316.01 and 2,211.03

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Solution

The fourth proportional to 2,407.86, 3,316.01 and 2,211.03 is: 3,044.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.86 : 3,316.01 = 2,211.03 : x
  2. Step 2: Convert to fraction form
    2,407.86/3,316.01 = 2,211.03/x
  3. Step 3: Cross multiply
    2,407.86x = 3,316.01 × 2,211.03
  4. Step 4: Simplify right side
    2,407.86x = 7,331,786.54
  5. Step 5: Solve for x
    x = 7,331,786.54/2,407.86
  6. Step 6: Final answer
    x = 3,044.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.