Home / 4,021.40-6,032.91-1,426.16

Finding the Fourth Proportional to 4,021.40, 6,032.91 and 1,426.16

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Solution

The fourth proportional to 4,021.40, 6,032.91 and 1,426.16 is: 2,139.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.40 : 6,032.91 = 1,426.16 : x
  2. Step 2: Convert to fraction form
    4,021.40/6,032.91 = 1,426.16/x
  3. Step 3: Cross multiply
    4,021.40x = 6,032.91 × 1,426.16
  4. Step 4: Simplify right side
    4,021.40x = 8,603,894.93
  5. Step 5: Solve for x
    x = 8,603,894.93/4,021.40
  6. Step 6: Final answer
    x = 2,139.53

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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.