Home / 4,981.83-7,470.61-1,693.44

Finding the Fourth Proportional to 4,981.83, 7,470.61 and 1,693.44

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Solution

The fourth proportional to 4,981.83, 7,470.61 and 1,693.44 is: 2,539.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.83 : 7,470.61 = 1,693.44 : x
  2. Step 2: Convert to fraction form
    4,981.83/7,470.61 = 1,693.44/x
  3. Step 3: Cross multiply
    4,981.83x = 7,470.61 × 1,693.44
  4. Step 4: Simplify right side
    4,981.83x = 12,650,983.98
  5. Step 5: Solve for x
    x = 12,650,983.98/4,981.83
  6. Step 6: Final answer
    x = 2,539.43

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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.