Home / 5,624.05-7,760.98-3,106.11

Finding the Fourth Proportional to 5,624.05, 7,760.98 and 3,106.11

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Solution

The fourth proportional to 5,624.05, 7,760.98 and 3,106.11 is: 4,286.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.05 : 7,760.98 = 3,106.11 : x
  2. Step 2: Convert to fraction form
    5,624.05/7,760.98 = 3,106.11/x
  3. Step 3: Cross multiply
    5,624.05x = 7,760.98 × 3,106.11
  4. Step 4: Simplify right side
    5,624.05x = 24,106,411.02
  5. Step 5: Solve for x
    x = 24,106,411.02/5,624.05
  6. Step 6: Final answer
    x = 4,286.31

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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.