Home / 6,085.20-9,123.72-3,125.44

Finding the Fourth Proportional to 6,085.20, 9,123.72 and 3,125.44

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Solution

The fourth proportional to 6,085.20, 9,123.72 and 3,125.44 is: 4,686.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,085.20 : 9,123.72 = 3,125.44 : x
  2. Step 2: Convert to fraction form
    6,085.20/9,123.72 = 3,125.44/x
  3. Step 3: Cross multiply
    6,085.20x = 9,123.72 × 3,125.44
  4. Step 4: Simplify right side
    6,085.20x = 28,515,639.44
  5. Step 5: Solve for x
    x = 28,515,639.44/6,085.20
  6. Step 6: Final answer
    x = 4,686.06

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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.