Home / 5,206.72-7,184.48-2,968.70

Finding the Fourth Proportional to 5,206.72, 7,184.48 and 2,968.70

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Solution

The fourth proportional to 5,206.72, 7,184.48 and 2,968.70 is: 4,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.72 : 7,184.48 = 2,968.70 : x
  2. Step 2: Convert to fraction form
    5,206.72/7,184.48 = 2,968.70/x
  3. Step 3: Cross multiply
    5,206.72x = 7,184.48 × 2,968.70
  4. Step 4: Simplify right side
    5,206.72x = 21,328,565.78
  5. Step 5: Solve for x
    x = 21,328,565.78/5,206.72
  6. Step 6: Final answer
    x = 4,096.35

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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.