Home / 4,740.14-7,110.75-1,966.46

Finding the Fourth Proportional to 4,740.14, 7,110.75 and 1,966.46

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Solution

The fourth proportional to 4,740.14, 7,110.75 and 1,966.46 is: 2,949.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.14 : 7,110.75 = 1,966.46 : x
  2. Step 2: Convert to fraction form
    4,740.14/7,110.75 = 1,966.46/x
  3. Step 3: Cross multiply
    4,740.14x = 7,110.75 × 1,966.46
  4. Step 4: Simplify right side
    4,740.14x = 13,982,969.89
  5. Step 5: Solve for x
    x = 13,982,969.89/4,740.14
  6. Step 6: Final answer
    x = 2,949.91

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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.