Home / 8,515.43-11,744.63-5,532.22

Finding the Fourth Proportional to 8,515.43, 11,744.63 and 5,532.22

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Solution

The fourth proportional to 8,515.43, 11,744.63 and 5,532.22 is: 7,630.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515.43 : 11,744.63 = 5,532.22 : x
  2. Step 2: Convert to fraction form
    8,515.43/11,744.63 = 5,532.22/x
  3. Step 3: Cross multiply
    8,515.43x = 11,744.63 × 5,532.22
  4. Step 4: Simplify right side
    8,515.43x = 64,973,948.89
  5. Step 5: Solve for x
    x = 64,973,948.89/8,515.43
  6. Step 6: Final answer
    x = 7,630.14

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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.