Home / 4,968.90-7,452.45-3,116.70

Finding the Fourth Proportional to 4,968.90, 7,452.45 and 3,116.70

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Solution

The fourth proportional to 4,968.90, 7,452.45 and 3,116.70 is: 4,674.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.90 : 7,452.45 = 3,116.70 : x
  2. Step 2: Convert to fraction form
    4,968.90/7,452.45 = 3,116.70/x
  3. Step 3: Cross multiply
    4,968.90x = 7,452.45 × 3,116.70
  4. Step 4: Simplify right side
    4,968.90x = 23,227,050.92
  5. Step 5: Solve for x
    x = 23,227,050.92/4,968.90
  6. Step 6: Final answer
    x = 4,674.49

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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.