Home / 9,576.07-13,206.75-6,215.56

Finding the Fourth Proportional to 9,576.07, 13,206.75 and 6,215.56

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Solution

The fourth proportional to 9,576.07, 13,206.75 and 6,215.56 is: 8,572.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,576.07 : 13,206.75 = 6,215.56 : x
  2. Step 2: Convert to fraction form
    9,576.07/13,206.75 = 6,215.56/x
  3. Step 3: Cross multiply
    9,576.07x = 13,206.75 × 6,215.56
  4. Step 4: Simplify right side
    9,576.07x = 82,087,347.03
  5. Step 5: Solve for x
    x = 82,087,347.03/9,576.07
  6. Step 6: Final answer
    x = 8,572.13

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Half scale
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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.