Home / 8,132.46-11,228.16-5,266.59

Finding the Fourth Proportional to 8,132.46, 11,228.16 and 5,266.59

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Solution

The fourth proportional to 8,132.46, 11,228.16 and 5,266.59 is: 7,271.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.46 : 11,228.16 = 5,266.59 : x
  2. Step 2: Convert to fraction form
    8,132.46/11,228.16 = 5,266.59/x
  3. Step 3: Cross multiply
    8,132.46x = 11,228.16 × 5,266.59
  4. Step 4: Simplify right side
    8,132.46x = 59,134,115.17
  5. Step 5: Solve for x
    x = 59,134,115.17/8,132.46
  6. Step 6: Final answer
    x = 7,271.37

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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.