Home / 3,124.34-4,314.82-2,702.67

Finding the Fourth Proportional to 3,124.34, 4,314.82 and 2,702.67

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Solution

The fourth proportional to 3,124.34, 4,314.82 and 2,702.67 is: 3,732.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.34 : 4,314.82 = 2,702.67 : x
  2. Step 2: Convert to fraction form
    3,124.34/4,314.82 = 2,702.67/x
  3. Step 3: Cross multiply
    3,124.34x = 4,314.82 × 2,702.67
  4. Step 4: Simplify right side
    3,124.34x = 11,661,499.48
  5. Step 5: Solve for x
    x = 11,661,499.48/3,124.34
  6. Step 6: Final answer
    x = 3,732.47

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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.