Home / 8,885.22-13,314.45-7,028.70

Finding the Fourth Proportional to 8,885.22, 13,314.45 and 7,028.70

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Solution

The fourth proportional to 8,885.22, 13,314.45 and 7,028.70 is: 10,532.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.22 : 13,314.45 = 7,028.70 : x
  2. Step 2: Convert to fraction form
    8,885.22/13,314.45 = 7,028.70/x
  3. Step 3: Cross multiply
    8,885.22x = 13,314.45 × 7,028.70
  4. Step 4: Simplify right side
    8,885.22x = 93,583,274.72
  5. Step 5: Solve for x
    x = 93,583,274.72/8,885.22
  6. Step 6: Final answer
    x = 10,532.47

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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.