Home / 3,006.90-4,503.06-1,702.80

Finding the Fourth Proportional to 3,006.90, 4,503.06 and 1,702.80

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Solution

The fourth proportional to 3,006.90, 4,503.06 and 1,702.80 is: 2,550.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.90 : 4,503.06 = 1,702.80 : x
  2. Step 2: Convert to fraction form
    3,006.90/4,503.06 = 1,702.80/x
  3. Step 3: Cross multiply
    3,006.90x = 4,503.06 × 1,702.80
  4. Step 4: Simplify right side
    3,006.90x = 7,667,810.57
  5. Step 5: Solve for x
    x = 7,667,810.57/3,006.90
  6. Step 6: Final answer
    x = 2,550.07

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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.