Home / 8,452.90-11,664.79-4,676.28

Finding the Fourth Proportional to 8,452.90, 11,664.79 and 4,676.28

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Solution

The fourth proportional to 8,452.90, 11,664.79 and 4,676.28 is: 6,453.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452.90 : 11,664.79 = 4,676.28 : x
  2. Step 2: Convert to fraction form
    8,452.90/11,664.79 = 4,676.28/x
  3. Step 3: Cross multiply
    8,452.90x = 11,664.79 × 4,676.28
  4. Step 4: Simplify right side
    8,452.90x = 54,547,795.05
  5. Step 5: Solve for x
    x = 54,547,795.05/8,452.90
  6. Step 6: Final answer
    x = 6,453.14

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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.