Home / 4,904.10-7,354.80-1,982.70

Finding the Fourth Proportional to 4,904.10, 7,354.80 and 1,982.70

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Solution

The fourth proportional to 4,904.10, 7,354.80 and 1,982.70 is: 2,973.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.10 : 7,354.80 = 1,982.70 : x
  2. Step 2: Convert to fraction form
    4,904.10/7,354.80 = 1,982.70/x
  3. Step 3: Cross multiply
    4,904.10x = 7,354.80 × 1,982.70
  4. Step 4: Simplify right side
    4,904.10x = 14,582,361.96
  5. Step 5: Solve for x
    x = 14,582,361.96/4,904.10
  6. Step 6: Final answer
    x = 2,973.50

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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.