Home / 6,531.64-9,797.82-4,237.72

Finding the Fourth Proportional to 6,531.64, 9,797.82 and 4,237.72

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Solution

The fourth proportional to 6,531.64, 9,797.82 and 4,237.72 is: 6,356.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.64 : 9,797.82 = 4,237.72 : x
  2. Step 2: Convert to fraction form
    6,531.64/9,797.82 = 4,237.72/x
  3. Step 3: Cross multiply
    6,531.64x = 9,797.82 × 4,237.72
  4. Step 4: Simplify right side
    6,531.64x = 41,520,417.77
  5. Step 5: Solve for x
    x = 41,520,417.77/6,531.64
  6. Step 6: Final answer
    x = 6,356.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.