Home / 9,561.84-13,192.92-5,580.42

Finding the Fourth Proportional to 9,561.84, 13,192.92 and 5,580.42

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Solution

The fourth proportional to 9,561.84, 13,192.92 and 5,580.42 is: 7,699.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561.84 : 13,192.92 = 5,580.42 : x
  2. Step 2: Convert to fraction form
    9,561.84/13,192.92 = 5,580.42/x
  3. Step 3: Cross multiply
    9,561.84x = 13,192.92 × 5,580.42
  4. Step 4: Simplify right side
    9,561.84x = 73,622,034.63
  5. Step 5: Solve for x
    x = 73,622,034.63/9,561.84
  6. Step 6: Final answer
    x = 7,699.57

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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.