Home / 4,472.40-6,172.07-2,702.98

Finding the Fourth Proportional to 4,472.40, 6,172.07 and 2,702.98

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Solution

The fourth proportional to 4,472.40, 6,172.07 and 2,702.98 is: 3,730.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.40 : 6,172.07 = 2,702.98 : x
  2. Step 2: Convert to fraction form
    4,472.40/6,172.07 = 2,702.98/x
  3. Step 3: Cross multiply
    4,472.40x = 6,172.07 × 2,702.98
  4. Step 4: Simplify right side
    4,472.40x = 16,682,981.77
  5. Step 5: Solve for x
    x = 16,682,981.77/4,472.40
  6. Step 6: Final answer
    x = 3,730.21

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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.