Home / 9,810.72-13,544.38-6,463.26

Finding the Fourth Proportional to 9,810.72, 13,544.38 and 6,463.26

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Solution

The fourth proportional to 9,810.72, 13,544.38 and 6,463.26 is: 8,922.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,810.72 : 13,544.38 = 6,463.26 : x
  2. Step 2: Convert to fraction form
    9,810.72/13,544.38 = 6,463.26/x
  3. Step 3: Cross multiply
    9,810.72x = 13,544.38 × 6,463.26
  4. Step 4: Simplify right side
    9,810.72x = 87,540,849.48
  5. Step 5: Solve for x
    x = 87,540,849.48/9,810.72
  6. Step 6: Final answer
    x = 8,922.98

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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.