Home / 5,222.66-7,815.27-4,522.28

Finding the Fourth Proportional to 5,222.66, 7,815.27 and 4,522.28

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Solution

The fourth proportional to 5,222.66, 7,815.27 and 4,522.28 is: 6,767.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.66 : 7,815.27 = 4,522.28 : x
  2. Step 2: Convert to fraction form
    5,222.66/7,815.27 = 4,522.28/x
  3. Step 3: Cross multiply
    5,222.66x = 7,815.27 × 4,522.28
  4. Step 4: Simplify right side
    5,222.66x = 35,342,875.71
  5. Step 5: Solve for x
    x = 35,342,875.71/5,222.66
  6. Step 6: Final answer
    x = 6,767.22

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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.