Home / 6,021.42-9,032.61-1,638.90

Finding the Fourth Proportional to 6,021.42, 9,032.61 and 1,638.90

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Solution

The fourth proportional to 6,021.42, 9,032.61 and 1,638.90 is: 2,458.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.42 : 9,032.61 = 1,638.90 : x
  2. Step 2: Convert to fraction form
    6,021.42/9,032.61 = 1,638.90/x
  3. Step 3: Cross multiply
    6,021.42x = 9,032.61 × 1,638.90
  4. Step 4: Simplify right side
    6,021.42x = 14,803,544.53
  5. Step 5: Solve for x
    x = 14,803,544.53/6,021.42
  6. Step 6: Final answer
    x = 2,458.48

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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.