Home / 3,292.32-4,543.36-1,876.09

Finding the Fourth Proportional to 3,292.32, 4,543.36 and 1,876.09

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Solution

The fourth proportional to 3,292.32, 4,543.36 and 1,876.09 is: 2,588.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.32 : 4,543.36 = 1,876.09 : x
  2. Step 2: Convert to fraction form
    3,292.32/4,543.36 = 1,876.09/x
  3. Step 3: Cross multiply
    3,292.32x = 4,543.36 × 1,876.09
  4. Step 4: Simplify right side
    3,292.32x = 8,523,745.23
  5. Step 5: Solve for x
    x = 8,523,745.23/3,292.32
  6. Step 6: Final answer
    x = 2,588.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.