Home / 9,826.65-13,558.57-5,634.90

Finding the Fourth Proportional to 9,826.65, 13,558.57 and 5,634.90

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Solution

The fourth proportional to 9,826.65, 13,558.57 and 5,634.90 is: 7,774.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,826.65 : 13,558.57 = 5,634.90 : x
  2. Step 2: Convert to fraction form
    9,826.65/13,558.57 = 5,634.90/x
  3. Step 3: Cross multiply
    9,826.65x = 13,558.57 × 5,634.90
  4. Step 4: Simplify right side
    9,826.65x = 76,401,186.09
  5. Step 5: Solve for x
    x = 76,401,186.09/9,826.65
  6. Step 6: Final answer
    x = 7,774.90

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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.