Home / 3,675.10-5,084.76-3,210.70

Finding the Fourth Proportional to 3,675.10, 5,084.76 and 3,210.70

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Solution

The fourth proportional to 3,675.10, 5,084.76 and 3,210.70 is: 4,442.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.10 : 5,084.76 = 3,210.70 : x
  2. Step 2: Convert to fraction form
    3,675.10/5,084.76 = 3,210.70/x
  3. Step 3: Cross multiply
    3,675.10x = 5,084.76 × 3,210.70
  4. Step 4: Simplify right side
    3,675.10x = 16,325,638.93
  5. Step 5: Solve for x
    x = 16,325,638.93/3,675.10
  6. Step 6: Final answer
    x = 4,442.23

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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.