Home / 5,915.47-8,163.35-3,262.88

Finding the Fourth Proportional to 5,915.47, 8,163.35 and 3,262.88

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Solution

The fourth proportional to 5,915.47, 8,163.35 and 3,262.88 is: 4,502.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.47 : 8,163.35 = 3,262.88 : x
  2. Step 2: Convert to fraction form
    5,915.47/8,163.35 = 3,262.88/x
  3. Step 3: Cross multiply
    5,915.47x = 8,163.35 × 3,262.88
  4. Step 4: Simplify right side
    5,915.47x = 26,636,036.58
  5. Step 5: Solve for x
    x = 26,636,036.58/5,915.47
  6. Step 6: Final answer
    x = 4,502.77

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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.