Home / 4,903.26-7,354.91-1,981.58

Finding the Fourth Proportional to 4,903.26, 7,354.91 and 1,981.58

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Solution

The fourth proportional to 4,903.26, 7,354.91 and 1,981.58 is: 2,972.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.26 : 7,354.91 = 1,981.58 : x
  2. Step 2: Convert to fraction form
    4,903.26/7,354.91 = 1,981.58/x
  3. Step 3: Cross multiply
    4,903.26x = 7,354.91 × 1,981.58
  4. Step 4: Simplify right side
    4,903.26x = 14,574,295.88
  5. Step 5: Solve for x
    x = 14,574,295.88/4,903.26
  6. Step 6: Final answer
    x = 2,972.37

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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.