Home / 6,156.60-9,235.80-1,995.90

Finding the Fourth Proportional to 6,156.60, 9,235.80 and 1,995.90

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Solution

The fourth proportional to 6,156.60, 9,235.80 and 1,995.90 is: 2,994.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.60 : 9,235.80 = 1,995.90 : x
  2. Step 2: Convert to fraction form
    6,156.60/9,235.80 = 1,995.90/x
  3. Step 3: Cross multiply
    6,156.60x = 9,235.80 × 1,995.90
  4. Step 4: Simplify right side
    6,156.60x = 18,433,733.22
  5. Step 5: Solve for x
    x = 18,433,733.22/6,156.60
  6. Step 6: Final answer
    x = 2,994.14

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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.