Home / 5,354.96-8,032.80-1,891.04

Finding the Fourth Proportional to 5,354.96, 8,032.80 and 1,891.04

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Solution

The fourth proportional to 5,354.96, 8,032.80 and 1,891.04 is: 2,836.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.96 : 8,032.80 = 1,891.04 : x
  2. Step 2: Convert to fraction form
    5,354.96/8,032.80 = 1,891.04/x
  3. Step 3: Cross multiply
    5,354.96x = 8,032.80 × 1,891.04
  4. Step 4: Simplify right side
    5,354.96x = 15,190,346.11
  5. Step 5: Solve for x
    x = 15,190,346.11/5,354.96
  6. Step 6: Final answer
    x = 2,836.69

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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.