Home / 6,529.80-9,007.53-4,135.38

Finding the Fourth Proportional to 6,529.80, 9,007.53 and 4,135.38

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Solution

The fourth proportional to 6,529.80, 9,007.53 and 4,135.38 is: 5,704.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529.80 : 9,007.53 = 4,135.38 : x
  2. Step 2: Convert to fraction form
    6,529.80/9,007.53 = 4,135.38/x
  3. Step 3: Cross multiply
    6,529.80x = 9,007.53 × 4,135.38
  4. Step 4: Simplify right side
    6,529.80x = 37,249,559.41
  5. Step 5: Solve for x
    x = 37,249,559.41/6,529.80
  6. Step 6: Final answer
    x = 5,704.55

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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.