Home / 8,557.80-12,821.58-5,948.52

Finding the Fourth Proportional to 8,557.80, 12,821.58 and 5,948.52

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Solution

The fourth proportional to 8,557.80, 12,821.58 and 5,948.52 is: 8,912.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.80 : 12,821.58 = 5,948.52 : x
  2. Step 2: Convert to fraction form
    8,557.80/12,821.58 = 5,948.52/x
  3. Step 3: Cross multiply
    8,557.80x = 12,821.58 × 5,948.52
  4. Step 4: Simplify right side
    8,557.80x = 76,269,425.06
  5. Step 5: Solve for x
    x = 76,269,425.06/8,557.80
  6. Step 6: Final answer
    x = 8,912.27

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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.