Home / 4,810.05-6,635.93-3,689.01

Finding the Fourth Proportional to 4,810.05, 6,635.93 and 3,689.01

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Solution

The fourth proportional to 4,810.05, 6,635.93 and 3,689.01 is: 5,089.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.05 : 6,635.93 = 3,689.01 : x
  2. Step 2: Convert to fraction form
    4,810.05/6,635.93 = 3,689.01/x
  3. Step 3: Cross multiply
    4,810.05x = 6,635.93 × 3,689.01
  4. Step 4: Simplify right side
    4,810.05x = 24,479,993.68
  5. Step 5: Solve for x
    x = 24,479,993.68/4,810.05
  6. Step 6: Final answer
    x = 5,089.34

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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.