Home / 5,354.93-8,032.40-1,889.75

Finding the Fourth Proportional to 5,354.93, 8,032.40 and 1,889.75

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Solution

The fourth proportional to 5,354.93, 8,032.40 and 1,889.75 is: 2,834.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.93 : 8,032.40 = 1,889.75 : x
  2. Step 2: Convert to fraction form
    5,354.93/8,032.40 = 1,889.75/x
  3. Step 3: Cross multiply
    5,354.93x = 8,032.40 × 1,889.75
  4. Step 4: Simplify right side
    5,354.93x = 15,179,227.90
  5. Step 5: Solve for x
    x = 15,179,227.90/5,354.93
  6. Step 6: Final answer
    x = 2,834.63

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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.