Home / 5,354.20-8,032.07-1,656.75

Finding the Fourth Proportional to 5,354.20, 8,032.07 and 1,656.75

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Solution

The fourth proportional to 5,354.20, 8,032.07 and 1,656.75 is: 2,485.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.20 : 8,032.07 = 1,656.75 : x
  2. Step 2: Convert to fraction form
    5,354.20/8,032.07 = 1,656.75/x
  3. Step 3: Cross multiply
    5,354.20x = 8,032.07 × 1,656.75
  4. Step 4: Simplify right side
    5,354.20x = 13,307,083.53
  5. Step 5: Solve for x
    x = 13,307,083.53/5,354.20
  6. Step 6: Final answer
    x = 2,485.35

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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.