Home / 4,087.53-6,120.30-2,135.63

Finding the Fourth Proportional to 4,087.53, 6,120.30 and 2,135.63

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Solution

The fourth proportional to 4,087.53, 6,120.30 and 2,135.63 is: 3,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.53 : 6,120.30 = 2,135.63 : x
  2. Step 2: Convert to fraction form
    4,087.53/6,120.30 = 2,135.63/x
  3. Step 3: Cross multiply
    4,087.53x = 6,120.30 × 2,135.63
  4. Step 4: Simplify right side
    4,087.53x = 13,070,678.76
  5. Step 5: Solve for x
    x = 13,070,678.76/4,087.53
  6. Step 6: Final answer
    x = 3,197.70

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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.