Home / 5,232.89-7,847.66-1,722.09

Finding the Fourth Proportional to 5,232.89, 7,847.66 and 1,722.09

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Solution

The fourth proportional to 5,232.89, 7,847.66 and 1,722.09 is: 2,582.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.89 : 7,847.66 = 1,722.09 : x
  2. Step 2: Convert to fraction form
    5,232.89/7,847.66 = 1,722.09/x
  3. Step 3: Cross multiply
    5,232.89x = 7,847.66 × 1,722.09
  4. Step 4: Simplify right side
    5,232.89x = 13,514,376.81
  5. Step 5: Solve for x
    x = 13,514,376.81/5,232.89
  6. Step 6: Final answer
    x = 2,582.58

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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.