Home / 9,791.31-13,506.35-6,250.53

Finding the Fourth Proportional to 9,791.31, 13,506.35 and 6,250.53

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Solution

The fourth proportional to 9,791.31, 13,506.35 and 6,250.53 is: 8,622.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,791.31 : 13,506.35 = 6,250.53 : x
  2. Step 2: Convert to fraction form
    9,791.31/13,506.35 = 6,250.53/x
  3. Step 3: Cross multiply
    9,791.31x = 13,506.35 × 6,250.53
  4. Step 4: Simplify right side
    9,791.31x = 84,421,747.08
  5. Step 5: Solve for x
    x = 84,421,747.08/9,791.31
  6. Step 6: Final answer
    x = 8,622.11

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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.