Home / 5,310.96-7,961.46-1,798.50

Finding the Fourth Proportional to 5,310.96, 7,961.46 and 1,798.50

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Solution

The fourth proportional to 5,310.96, 7,961.46 and 1,798.50 is: 2,696.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.96 : 7,961.46 = 1,798.50 : x
  2. Step 2: Convert to fraction form
    5,310.96/7,961.46 = 1,798.50/x
  3. Step 3: Cross multiply
    5,310.96x = 7,961.46 × 1,798.50
  4. Step 4: Simplify right side
    5,310.96x = 14,318,685.81
  5. Step 5: Solve for x
    x = 14,318,685.81/5,310.96
  6. Step 6: Final answer
    x = 2,696.06

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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.