Home / 6,201.88-9,300.98-1,818.30

Finding the Fourth Proportional to 6,201.88, 9,300.98 and 1,818.30

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Solution

The fourth proportional to 6,201.88, 9,300.98 and 1,818.30 is: 2,726.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,201.88 : 9,300.98 = 1,818.30 : x
  2. Step 2: Convert to fraction form
    6,201.88/9,300.98 = 1,818.30/x
  3. Step 3: Cross multiply
    6,201.88x = 9,300.98 × 1,818.30
  4. Step 4: Simplify right side
    6,201.88x = 16,911,971.93
  5. Step 5: Solve for x
    x = 16,911,971.93/6,201.88
  6. Step 6: Final answer
    x = 2,726.91

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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.