Home / 5,676.44-8,510.72-2,386.86

Finding the Fourth Proportional to 5,676.44, 8,510.72 and 2,386.86

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Solution

The fourth proportional to 5,676.44, 8,510.72 and 2,386.86 is: 3,578.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.44 : 8,510.72 = 2,386.86 : x
  2. Step 2: Convert to fraction form
    5,676.44/8,510.72 = 2,386.86/x
  3. Step 3: Cross multiply
    5,676.44x = 8,510.72 × 2,386.86
  4. Step 4: Simplify right side
    5,676.44x = 20,313,897.14
  5. Step 5: Solve for x
    x = 20,313,897.14/5,676.44
  6. Step 6: Final answer
    x = 3,578.63

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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.