Home / 4,200.77-5,797.07-2,312.28

Finding the Fourth Proportional to 4,200.77, 5,797.07 and 2,312.28

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Solution

The fourth proportional to 4,200.77, 5,797.07 and 2,312.28 is: 3,190.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.77 : 5,797.07 = 2,312.28 : x
  2. Step 2: Convert to fraction form
    4,200.77/5,797.07 = 2,312.28/x
  3. Step 3: Cross multiply
    4,200.77x = 5,797.07 × 2,312.28
  4. Step 4: Simplify right side
    4,200.77x = 13,404,449.02
  5. Step 5: Solve for x
    x = 13,404,449.02/4,200.77
  6. Step 6: Final answer
    x = 3,190.95

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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.