Home / 5,555.71-8,333.57-2,225.46

Finding the Fourth Proportional to 5,555.71, 8,333.57 and 2,225.46

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Solution

The fourth proportional to 5,555.71, 8,333.57 and 2,225.46 is: 3,338.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.71 : 8,333.57 = 2,225.46 : x
  2. Step 2: Convert to fraction form
    5,555.71/8,333.57 = 2,225.46/x
  3. Step 3: Cross multiply
    5,555.71x = 8,333.57 × 2,225.46
  4. Step 4: Simplify right side
    5,555.71x = 18,546,063.51
  5. Step 5: Solve for x
    x = 18,546,063.51/5,555.71
  6. Step 6: Final answer
    x = 3,338.20

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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.