Home / 4,080.01-5,630.40-2,311.95

Finding the Fourth Proportional to 4,080.01, 5,630.40 and 2,311.95

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Solution

The fourth proportional to 4,080.01, 5,630.40 and 2,311.95 is: 3,190.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.01 : 5,630.40 = 2,311.95 : x
  2. Step 2: Convert to fraction form
    4,080.01/5,630.40 = 2,311.95/x
  3. Step 3: Cross multiply
    4,080.01x = 5,630.40 × 2,311.95
  4. Step 4: Simplify right side
    4,080.01x = 13,017,217.36
  5. Step 5: Solve for x
    x = 13,017,217.36/4,080.01
  6. Step 6: Final answer
    x = 3,190.49

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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.